Finding the Third Proportional to 14,684,340 and 31,494,384

Step by Step Solution

1. Step 1: Write the proportion equation
   14,684,340 : 31,494,384 = 31,494,384 : x
2. Step 2: Convert to fraction form
   14,684,340/31,494,384 = 31,494,384/x
3. Step 3: Cross multiply
   14,684,340x = 31,494,384 × 31,494,384
4. Step 4: Simplify right side
   14,684,340x = 991,896,223,539,456
5. Step 5: Solve for x
   x = 991,896,223,539,456/14,684,340
6. Step 6: Final answer
   x = 67,547,892.76