Alright, let's work through 3867 times 1428 step by step
3867 × 1428 = 1428 × (3867)
+ 1428 × 7 producing 9996
+ 1428 × 60 which equals 85680
+ 1428 × 800 that results in 1142400
+ 1428 × 3000 that results in 4284000

= 5522076
