Pandora Corporation operates several factories in the Midwest tht manufcture consumer electronics. The December 31, 2018, year- end trial balance contained the following income statement items Account Title Sales revenue Interest revenue Loss on sale of investments Cost of goods sold Selling expenses General and administrative expenses Interest expense Research and development expense Income tax expense Debits Credits 13,300,000 58,000 108,000 6,280,000 628,00e 1,600,000 48,000 1,280,000 908,000e Required Calculate the company's operating income for the year. Total operating revenue Less operating expenses