Finding the Third Proportional to 64,801.50 and 132,831.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,801.50 : 132,831.38 = 132,831.38 : x
2. Step 2: Convert to fraction form
   64,801.50/132,831.38 = 132,831.38/x
3. Step 3: Cross multiply
   64,801.50x = 132,831.38 × 132,831.38
4. Step 4: Simplify right side
   64,801.50x = 17,644,174,184.39
5. Step 5: Solve for x
   x = 17,644,174,184.39/64,801.50
6. Step 6: Final answer
   x = 272,280.34