Finding the Third Proportional to 3,730,920 and 8,157,792

Step by Step Solution

1. Step 1: Write the proportion equation
   3,730,920 : 8,157,792 = 8,157,792 : x
2. Step 2: Convert to fraction form
   3,730,920/8,157,792 = 8,157,792/x
3. Step 3: Cross multiply
   3,730,920x = 8,157,792 × 8,157,792
4. Step 4: Simplify right side
   3,730,920x = 66,549,570,315,264
5. Step 5: Solve for x
   x = 66,549,570,315,264/3,730,920
6. Step 6: Final answer
   x = 17,837,308.31