Step method Prosperous Bank has three support areas fadministration, human resources, and accounting) and three revenue-generating areas (checking accounts, savings accounts, and loans). Monthy direct costs and the interdepartmental support structure are shown in the following benefissprovided ranking: Compute the totat cort for each revenue-senerating area of the bunk using the atep-method of cost allocation Note: Do not round prophirtions in your calculations, round your finat answer to the nearest whole dollar