The Centennial Chemical Corp. announced that, for the period ending March 31, 2013, it had earned income after taxes worth $2,768,028.25 on revenues of $13,144,680. The company's costs (excluding depreciation and amortization) amounted to 61 percent of sales and it had interest expenses of $392,168. What is the firm's depreciation and amortization expense if its tax rate was 34 percent?