Alright, let's work through 3764 times 5458 step by step
3764 × 5458 = 5458 × (3764)
+ 5458 × 4 yielding 21832
+ 5458 × 60 giving us 327480
+ 5458 × 700 that equals 3820600
+ 5458 × 3000 producing 16374000

= 20543912
