Answer:
Dr Commissions earned 84,900
Cr Income summary 84,900
Dr Income summary 55,900
Cr Wages Expense 36,000
Cr Insurance Expense 1,900
Cr Utilities Expense 8,200
Cr Depreciation Expense 9,800
Dr Income summary 29,000
Cr Retained earnings 29,000
The balance of the retained earnings account is $101,100 after all temporary accounts have been closed.