The Miller family is buying a new 3,500-square-foot house in Muncie, Indiana, and will borrow $215,100 from Bank One at a rate of 6.439 percent for 15 years. What will be their monthly loan payment? (Round factor values to 4 decimal places, e.g. 1.5212 and final answer to 2 decimal places, e.g. 15.25.)