Finding the Fourth Proportional to 114,776.18, 158,391 and 63,787.31

Step by Step Solution

1. Step 1: Write the proportion equation
   114,776.18 : 158,391 = 63,787.31 : x
2. Step 2: Convert to fraction form
   114,776.18/158,391 = 63,787.31/x
3. Step 3: Cross multiply
   114,776.18x = 158,391 × 63,787.31
4. Step 4: Simplify right side
   114,776.18x = 10,103,335,818.21
5. Step 5: Solve for x
   x = 10,103,335,818.21/114,776.18
6. Step 6: Final answer
   x = 88,026.42