Finding the Third Proportional to 115,648.17 and 173,472.47

Step by Step Solution

1. Step 1: Write the proportion equation
   115,648.17 : 173,472.47 = 173,472.47 : x
2. Step 2: Convert to fraction form
   115,648.17/173,472.47 = 173,472.47/x
3. Step 3: Cross multiply
   115,648.17x = 173,472.47 × 173,472.47
4. Step 4: Simplify right side
   115,648.17x = 30,092,697,414.22
5. Step 5: Solve for x
   x = 30,092,697,414.22/115,648.17
6. Step 6: Final answer
   x = 260,209.02