Finding the Fourth Proportional to 115,105.50, 158,845.59 and 67,341.42

Step by Step Solution

1. Step 1: Write the proportion equation
   115,105.50 : 158,845.59 = 67,341.42 : x
2. Step 2: Convert to fraction form
   115,105.50/158,845.59 = 67,341.42/x
3. Step 3: Cross multiply
   115,105.50x = 158,845.59 × 67,341.42
4. Step 4: Simplify right side
   115,105.50x = 10,696,887,591.34
5. Step 5: Solve for x
   x = 10,696,887,591.34/115,105.50
6. Step 6: Final answer
   x = 92,931.16