Determine the maximum​ 30-year fixed-rate mortgage amount for which a couple could qualify if the rate is 5.13 percent. Assume they have other debt payments totaling ​$318 per month and a combined annual income of ​$54 comma 300 . Monthly escrow payments for real estate taxes and​ homeowner's insurance are estimated to be ​$229 . ​(Assume a 36 percent maximum of annual income for total debt and escrow​ payments.)