Alright, let's work through 4090 times 1526 step by step
4090 × 1526 = 1526 × (4090)
+ 1526 × 0 resulting in 0
+ 1526 × 90 which equals 137340
+ 1526 × 000 that equals 0
+ 1526 × 4000 yielding 6104000

= 6241340
