The adjusted trial balance of Tahoe Company at the end of the accounting year, December 31, 2016, showed the following: Account Titles Adjusted Trial Balance Debits Credits Cash $20,000 Machinery 90,000 Accumulated depreciation $16,000 Accounts payable 7,000 Capital stock 20,000 Retained earnings 59,000 Service revenue 40,000 Interest expense 4,000 Operating expenses 17,000 Depreciation expense 11,000 Total $142,000 $142,000 Required: B. Calculate the 2016 ending balance in retained earnings.