Alright, let's work through 1283 times 3023 step by step
1283 × 3023 = 3023 × (1283)
+ 3023 × 3 giving us 9069
+ 3023 × 80 what gives us 241840
+ 3023 × 200 which equals 604600
+ 3023 × 1000 resulting in 3023000

= 3878509
