I need help with the post-Closing balance in Retained earnings

Selected year-end account balances from the adjusted trial balance as of December 31, 2017 for Bramble Corp. is provided below. Debit Credit Accounts Receivable $59,530 Dividends 21,570 Depreciation Expense 10,820 Equipment 174,500 Salaries and Wages Expense 74,700 Accounts Payable $43,460 Accumulated Depreciation-Equipment 94,140 Unearned Rent Revenue 18,780 Service Revenue 150,720 Rent Revenue 5.080 Rent Expense 2,950 Retained Earnings 50,680 Supplies Expense 1.150 Prepare closing entries. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter for the amounts.) Date Account Titles and Explanation Credit Dec 31 Service Revenue 150,720 Rent Revenue 5.000 Debit Income Summary (Todos en account 155,800 Dec 31 come Summary 71,800 10,020 Depreciation Expense Salaries and Wages Expense Rent pense 74,700 2.950 71,800 Dec. 31 Income Summary 10,820 Depreciation Expense 74,700 Salaries and Wages Expense 2,950 Rent Expense 1,150 66,180 Supplies Expense (To close expense accounts) Dec. 31 Income Summary Retained Earnings (To close net income to retained earnings) Dec 31 Retained Earnings 66,180 21,570 21,570 Dividends (To close dividends to retained earnings) Determine the post-closing balance in Retained Earnings. (Post entries in the order of journal entries presented in the previous part.) Retained Earnings Dec. 31 : 21,570 Jan. 1 50,680 66,180 Dec. 31 Dec. 31 Bal. Bal. 95,290