Finding the Third Proportional to 31,468 and 61,339

Step by Step Solution

1. Step 1: Write the proportion equation
   31,468 : 61,339 = 61,339 : x
2. Step 2: Convert to fraction form
   31,468/61,339 = 61,339/x
3. Step 3: Cross multiply
   31,468x = 61,339 × 61,339
4. Step 4: Simplify right side
   31,468x = 3,762,472,921
5. Step 5: Solve for x
   x = 3,762,472,921/31,468
6. Step 6: Final answer
   x = 119,565.05