Alright, let's work through 1863 times 1318 step by step
1863 × 1318 = 1318 × (1863)
+ 1318 × 3 giving us 3954
+ 1318 × 60 what gives us 79080
+ 1318 × 800 producing 1054400
+ 1318 × 1000 what gives us 1318000

= 2455434
