Alright, let's work through 3003 times 3936 step by step
3003 × 3936 = 3936 × (3003)
+ 3936 × 3 that equals 11808
+ 3936 × 00 which equals 0
+ 3936 × 000 giving us 0
+ 3936 × 3000 giving us 11808000

= 11819808
