Finding the Fourth Proportional to 114,778.18, 158,393.76 and 63,789.31

Step by Step Solution

1. Step 1: Write the proportion equation
   114,778.18 : 158,393.76 = 63,789.31 : x
2. Step 2: Convert to fraction form
   114,778.18/158,393.76 = 63,789.31/x
3. Step 3: Cross multiply
   114,778.18x = 158,393.76 × 63,789.31
4. Step 4: Simplify right side
   114,778.18x = 10,103,828,658.71
5. Step 5: Solve for x
   x = 10,103,828,658.71/114,778.18
6. Step 6: Final answer
   x = 88,029.18