Butler Company reported ending inventory at December 31, 2010 of $1,200,000 under LIFO. It also reported a LIFO reserve of $210,000 at January 1, 2010, and $300,000 at December 31, 2010. Cost of goods sold for 2010 was $3,600,000. If Butler Company had used FIFO during 2010, its cost of goods sold for 2010 would have been ??