During its most recent fiscal year, Raphael Enterprises sold 360,000 electric screwdrivers at a price of $19.80 each. Fixed costs amounted to $1,296,000 and pretax income was $1,656,000. What amount should have been reported as variable costs in the company's contribution margin income statement for the year in question? $7,128,000. $2,952,000. $5,472,000. $4,176,000. $2,880,000.