Alright, let's work through 3173 times 4240 step by step
3173 × 4240 = 4240 × (3173)
+ 4240 × 3 that results in 12720
+ 4240 × 70 which equals 296800
+ 4240 × 100 resulting in 424000
+ 4240 × 3000 resulting in 12720000

= 13453520
