Alright, let's work through 4213 times 3187 step by step
4213 × 3187 = 3187 × (4213)
+ 3187 × 3 producing 9561
+ 3187 × 10 resulting in 31870
+ 3187 × 200 that results in 637400
+ 3187 × 4000 giving us 12748000

= 13426831
