Finding the Fourth Proportional to 115,044.72, 158,737.92 and 67,288.80

Step by Step Solution

1. Step 1: Write the proportion equation
   115,044.72 : 158,737.92 = 67,288.80 : x
2. Step 2: Convert to fraction form
   115,044.72/158,737.92 = 67,288.80/x
3. Step 3: Cross multiply
   115,044.72x = 158,737.92 × 67,288.80
4. Step 4: Simplify right side
   115,044.72x = 10,681,284,151.30
5. Step 5: Solve for x
   x = 10,681,284,151.30/115,044.72
6. Step 6: Final answer
   x = 92,844.63