Finding the Third Proportional to 31,336,290 and 68,726,022

Step by Step Solution

1. Step 1: Write the proportion equation
   31,336,290 : 68,726,022 = 68,726,022 : x
2. Step 2: Convert to fraction form
   31,336,290/68,726,022 = 68,726,022/x
3. Step 3: Cross multiply
   31,336,290x = 68,726,022 × 68,726,022
4. Step 4: Simplify right side
   31,336,290x = 4,723,266,099,944,484
5. Step 5: Solve for x
   x = 4,723,266,099,944,484/31,336,290
6. Step 6: Final answer
   x = 150,728,312.12