Alright, let's work through 1886 times 3936 step by step
1886 × 3936 = 3936 × (1886)
+ 3936 × 6 resulting in 23616
+ 3936 × 80 that equals 314880
+ 3936 × 800 resulting in 3148800
+ 3936 × 1000 producing 3936000

= 7423296
