Alright, let's work through 1236 times 3966 step by step
1236 × 3966 = 3966 × (1236)
+ 3966 × 6 producing 23796
+ 3966 × 30 which equals 118980
+ 3966 × 200 which equals 793200
+ 3966 × 1000 yielding 3966000

= 4901976
