Alright, let's work through 47911792 times 64235002 step by step
47911792 × 64235002 = 64235002 × (47911792)
+ 64235002 × 2 resulting in 128470004
+ 64235002 × 90 producing 5781150180
+ 64235002 × 700 resulting in 44964501400
+ 64235002 × 1000 producing 64235002000
+ 64235002 × 10000 yielding 642350020000
+ 64235002 × 900000 that is equal 57811501800000
+ 64235002 × 7000000 resulting in 449645014000000
+ 64235002 × 40000000 that results in 2569400080000000

= 3077614054943584
