Any lessee, purchaser, obligor, trustee or other representative of bondholders or any other interested party is entitled as of right to the enforcement of the obligations, if any, of the county to sell and issue additional bonds to finance the remaining costs of acquiring, improving, and equipping a project, or to contract for the sale of the capacity of the project or for the construction and operation of a project, by mandamus or other suit, action or proceeding at law or in equity to compel the county, its board of county commissioners or other appropriate officers to perform those obligations.