Finding the Third Proportional to 31,510,737 and 68,399,334

Step by Step Solution

1. Step 1: Write the proportion equation
   31,510,737 : 68,399,334 = 68,399,334 : x
2. Step 2: Convert to fraction form
   31,510,737/68,399,334 = 68,399,334/x
3. Step 3: Cross multiply
   31,510,737x = 68,399,334 × 68,399,334
4. Step 4: Simplify right side
   31,510,737x = 4,678,468,891,643,556
5. Step 5: Solve for x
   x = 4,678,468,891,643,556/31,510,737
6. Step 6: Final answer
   x = 148,472,214.14