X Company manufactures a single product and estimates its total variable manufacturing costs each month. It is estimated that each unit of product requires 2.4 pounds of direct material, and the price per pound is $21.60. It is estimated to take two hours of direct labor time to manufacture a unit of product. Direct labor employees are paid $11.80 per hour. The monthly overhead cost function is $3,200+$2.10X, where X is the number of units produced. If production in December is expected to be 1,040 units, what are estimated total variable manufacturing costs?