Find the missing numbers?? With explanation

Performance 2015 Unadjusted Trial Balance 20,000 1,320,096 1,762,682 Cash Accounts receivable 116,636 CR -Allowance for doubtful accounts 50,000 2,000 1.000 13,524.349 Inventory 17,720 Prepaid expenses Deposits Land 7,916 100,000 42,772 134,919 49,028 525,840 Automobiles 3,000 1,000 10,000 5,000 Equipment Office equipment Building Accumulated depreciation 256,042 CR 1,750,831 CR Accounts payable Accrued liabilities 257,800 CR Federal income taxes payable 35,284 CER 5,000 5,100,000 CR 5,642 CR 409,824 CR 10,000 CR 2,500,000 CR Notes payable -bank Current portion of long-term debt Long-term debt Common stock 1,000 10,000 1,000 10,000 Additional paid-in capital 119 000 Combined performance materiality (total of column 3) Preliminary judgment about materiality (from w/p 5-2-4) Multiply preliminary judgment by 3 Total (combined performance materiality must be less than x 3.00 this total) Performance 2015 Unadjusted Trial Balance 20,000 1,320,096 1,762,682 Cash Accounts receivable 116,636 CR -Allowance for doubtful accounts 50,000 2,000 1.000 13,524.349 Inventory 17,720 Prepaid expenses Deposits Land 7,916 100,000 42,772 134,919 49,028 525,840 Automobiles 3,000 1,000 10,000 5,000 Equipment Office equipment Building Accumulated depreciation 256,042 CR 1,750,831 CR Accounts payable Accrued liabilities 257,800 CR Federal income taxes payable 35,284 CER 5,000 5,100,000 CR 5,642 CR 409,824 CR 10,000 CR 2,500,000 CR Notes payable -bank Current portion of long-term debt Long-term debt Common stock 1,000 10,000 1,000 10,000 Additional paid-in capital 119 000 Combined performance materiality (total of column 3) Preliminary judgment about materiality (from w/p 5-2-4) Multiply preliminary judgment by 3 Total (combined performance materiality must be less than x 3.00 this total)