Finding the Third Proportional to 129,017.25 and 195,469.88

Step by Step Solution

1. Step 1: Write the proportion equation
   129,017.25 : 195,469.88 = 195,469.88 : x
2. Step 2: Convert to fraction form
   129,017.25/195,469.88 = 195,469.88/x
3. Step 3: Cross multiply
   129,017.25x = 195,469.88 × 195,469.88
4. Step 4: Simplify right side
   129,017.25x = 38,208,472,032.52
5. Step 5: Solve for x
   x = 38,208,472,032.52/129,017.25
6. Step 6: Final answer
   x = 296,150.10