Alright, let's work through 3186 times 2126 step by step
3186 × 2126 = 2126 × (3186)
+ 2126 × 6 yielding 12756
+ 2126 × 80 producing 170080
+ 2126 × 100 which equals 212600
+ 2126 × 3000 producing 6378000

= 6773436
