$\backslash$table$[[$Cash$,5,600,],[$Cost of goods sold,$45,700,],[$Gain on sale of equipment,,$2,400],[$Accounts receivable,$11,900,],[$Allowance for doubtful accounts,,$2,300],[$Supplies$,1,600,],[$Salaries expense,$15,700,],[$Sales$,,109,800],[$Property$,$ plant and equipment,$185,000,],[$Accumulated depreciation $-$ PP&E$,,45,000],[$Accounts payable,,$8,700],[$Supplies expense,$6,400,],[$Income tax expense,,$],[$Unearned revenue,,$4,800],[$Land$,20,000,],[$Inventory$,5,200,],[$Depreciation expense,$10,000,],[$Dividends declared,$5,000,],[$Selling expenses,$14,300,],[$Bank loan payable $($due December $31,2028),,45,000],[$Retained earnings $-$ December $31,2022,58,400,],[$Common shares,$50,000,],[$TotALS$,326,400,]]$

Net income was properly calculated as $20,100$

Calculate retained earning