Hilltop Manufacturing uses a predetermined manufacturing overhead rate based on machine hours to apply manufacturing overhead to jobs. Selected data about the company's operations follows: Actual manufacturing overhead cost $500,600 Estimated manufacturing overhead cost $550,000 Estimated direct labor cost $175,100 Estimated direct labor hours 50,600 Actual direct labor hours 60,400 Estimated machine hours 40,000 Actual machine hours 36,000 By how much was manufacturing overhead over-applied or under-applied for the year? (Round intermediary calculations to the nearest cent.) $49,400 over-applied O $49.400 under-applied 55,600 under-applied $5,600 over applied