Finding the Third Proportional to 14,975,086 and 21,399,746

Step by Step Solution

1. Step 1: Write the proportion equation
   14,975,086 : 21,399,746 = 21,399,746 : x
2. Step 2: Convert to fraction form
   14,975,086/21,399,746 = 21,399,746/x
3. Step 3: Cross multiply
   14,975,086x = 21,399,746 × 21,399,746
4. Step 4: Simplify right side
   14,975,086x = 457,949,128,864,516
5. Step 5: Solve for x
   x = 457,949,128,864,516/14,975,086
6. Step 6: Final answer
   x = 30,580,734.49