Finding the Third Proportional to 14,728,728 and 31,504,488

Step by Step Solution

1. Step 1: Write the proportion equation
   14,728,728 : 31,504,488 = 31,504,488 : x
2. Step 2: Convert to fraction form
   14,728,728/31,504,488 = 31,504,488/x
3. Step 3: Cross multiply
   14,728,728x = 31,504,488 × 31,504,488
4. Step 4: Simplify right side
   14,728,728x = 992,532,764,142,144
5. Step 5: Solve for x
   x = 992,532,764,142,144/14,728,728
6. Step 6: Final answer
   x = 67,387,541.15