When the provisions of section 50-101[, Idaho Code,] have been satisfied and the county board or a majority of the members thereof has been satisfied that 60 per cent of the qualified electors of the proposed city have signed such petition and that qualified electors to the number of 125 or more are actual residents of the territory described in the petition, the said board shall hold a public hearing upon said petition and fix a time and place therefor, not more than thirty (30) days from the filing of said petition, and cause notice thereof to be published twice prior to said hearing, in a newspaper of general circulation in said county and said board shall, on or before thirty (30) days following the date of said hearing, determine, by resolution, whether or not said proposed city may be incorporated and, in the event said board determines that the proposed city is to be incorporated, they shall enter the order of incorporation upon their records, and designate the metes and bounds thereof. Thereafter the said city shall be governed as other cities by the laws of the state of Idaho. The said county board shall, at the time of the incorporation: (1) proclaim that henceforth the former area shall be known as ….; (2) order the clerk of the board of county commissioners to certify a copy of such proclamation, which shall be filed with the office of the secretary of state; (3) appoint a mayor and either four (4) or six (6) councilmen having the qualifications provided in this act, who shall at that time subscribe to the oath, and after receiving a certificate of election, they shall assume their offices and perform all the duties required of them by law, until the next general city election succeeding their appointment and until their successors are elected and qualified.