Alright, let's work through 2172 times 3063 step by step
2172 × 3063 = 3063 × (2172)
+ 3063 × 2 giving us 6126
+ 3063 × 70 that is equal 214410
+ 3063 × 100 which equals 306300
+ 3063 × 2000 giving us 6126000

= 6652836
