Alright, let's work through 1279 times 4098 step by step
1279 × 4098 = 4098 × (1279)
+ 4098 × 9 what gives us 36882
+ 4098 × 70 producing 286860
+ 4098 × 200 giving us 819600
+ 4098 × 1000 what gives us 4098000

= 5241342
