Alright, let's work through 1252 times 4072 step by step
1252 × 4072 = 4072 × (1252)
+ 4072 × 2 that is equal 8144
+ 4072 × 50 giving us 203600
+ 4072 × 200 resulting in 814400
+ 4072 × 1000 yielding 4072000

= 5098144
