Alright, let's work through 1311 times 3646 step by step
1311 × 3646 = 3646 × (1311)
+ 3646 × 1 that equals 3646
+ 3646 × 10 that is equal 36460
+ 3646 × 300 that is equal 1093800
+ 3646 × 1000 that results in 3646000

= 4779906
