Pursuant to this chapter, authorities may be organized as public corporations with the powers herein set forth. To organize an authority, no fewer than three natural persons shall file with the governing body of any one or more counties, cities, or towns within this state in which there are located railroad properties and facilities, an application in writing for permission to incorporate a public corporation under this chapter and shall attach to such application a proposed form of certificate of incorporation for such corporation. If each governing body with which the application is filed shall adopt a resolution, which need not be published or posted, approving the form of the certificate of incorporation and authorizing the formation of a public corporation, then the applicants shall become the incorporators of and shall proceed to incorporate an authority as a public corporation in the manner hereinafter provided, using for that purpose the form of certificate of incorporation so approved.