Finding the Third Proportional to 14,989,306 and 31,156,172

Step by Step Solution

1. Step 1: Write the proportion equation
   14,989,306 : 31,156,172 = 31,156,172 : x
2. Step 2: Convert to fraction form
   14,989,306/31,156,172 = 31,156,172/x
3. Step 3: Cross multiply
   14,989,306x = 31,156,172 × 31,156,172
4. Step 4: Simplify right side
   14,989,306x = 970,707,053,693,584
5. Step 5: Solve for x
   x = 970,707,053,693,584/14,989,306
6. Step 6: Final answer
   x = 64,759,973.12