Finding the Fourth Proportional to 115,963.72, 173,947.20 and 32,857.72

Step by Step Solution

1. Step 1: Write the proportion equation
   115,963.72 : 173,947.20 = 32,857.72 : x
2. Step 2: Convert to fraction form
   115,963.72/173,947.20 = 32,857.72/x
3. Step 3: Cross multiply
   115,963.72x = 173,947.20 × 32,857.72
4. Step 4: Simplify right side
   115,963.72x = 5,715,508,392.38
5. Step 5: Solve for x
   x = 5,715,508,392.38/115,963.72
6. Step 6: Final answer
   x = 49,287.04