Finding the Fourth Proportional to 115,500.41, 159,393.17 and 67,788.17

Step by Step Solution

1. Step 1: Write the proportion equation
   115,500.41 : 159,393.17 = 67,788.17 : x
2. Step 2: Convert to fraction form
   115,500.41/159,393.17 = 67,788.17/x
3. Step 3: Cross multiply
   115,500.41x = 159,393.17 × 67,788.17
4. Step 4: Simplify right side
   115,500.41x = 10,804,970,677.30
5. Step 5: Solve for x
   x = 10,804,970,677.30/115,500.41
6. Step 6: Final answer
   x = 93,549.20