Alright, let's work through 3843 times 3099 step by step
3843 × 3099 = 3099 × (3843)
+ 3099 × 3 giving us 9297
+ 3099 × 40 what gives us 123960
+ 3099 × 800 that is equal 2479200
+ 3099 × 3000 giving us 9297000

= 11909457
