It shall be the duty of the governing authorities of each of the counties affected by such survey to pay that proportion of the fee established under Code Section 36-3-26 that such county bears to the total number
of counties directly affected by the survey. The payment of such fees is declared to be a public purpose. The governing authority of each county
affected is authorized and directed to pay such fees and to levy such
taxes as may be necessary for the payment of such fees.