Alright, let's work through 2780 times 1527 step by step
2780 × 1527 = 1527 × (2780)
+ 1527 × 0 which equals 0
+ 1527 × 80 that is equal 122160
+ 1527 × 700 producing 1068900
+ 1527 × 2000 producing 3054000

= 4245060
