Alright, let's work through 3431 times 4123 step by step
3431 × 4123 = 4123 × (3431)
+ 4123 × 1 that results in 4123
+ 4123 × 30 that equals 123690
+ 4123 × 400 what gives us 1649200
+ 4123 × 3000 resulting in 12369000

= 14146013
