Alright, let's work through 8172 times 4206 step by step
8172 × 4206 = 4206 × (8172)
+ 4206 × 2 yielding 8412
+ 4206 × 70 that equals 294420
+ 4206 × 100 resulting in 420600
+ 4206 × 8000 what gives us 33648000

= 34371432
