Alright, let's work through 5649 times 738 step by step
5649 × 738 = 738 × (5649)
+ 738 × 9 that equals 6642
+ 738 × 40 producing 29520
+ 738 × 600 that is equal 442800
+ 738 × 5000 which equals 3690000

= 4168962
