Alright, let's work through 1311 times 3130 step by step
1311 × 3130 = 3130 × (1311)
+ 3130 × 1 that results in 3130
+ 3130 × 10 which equals 31300
+ 3130 × 300 producing 939000
+ 3130 × 1000 giving us 3130000

= 4103430
