Alright, let's work through 3527 times 9798 step by step
3527 × 9798 = 9798 × (3527)
+ 9798 × 7 giving us 68586
+ 9798 × 20 which equals 195960
+ 9798 × 500 that is equal 4899000
+ 9798 × 3000 which equals 29394000

= 34557546
