The following information relates to the operations of the Machining Department of Alpha Company. The cost driver for the Machining Department is machine hours used. Observation Machine-hours Total Operating Costs July 4764 $42569 August 5161 45258 September 4037 42210 October 4682 41984 November 4184 42487 If December's estimated machine-hours usage is 4234, using the high-low method, calculate the total estimated cost of the Machining Department for the month of December