Alright, let's work through 8731 times 8169 step by step
8731 × 8169 = 8169 × (8731)
+ 8169 × 1 that equals 8169
+ 8169 × 30 giving us 245070
+ 8169 × 700 yielding 5718300
+ 8169 × 8000 resulting in 65352000

= 71323539
