Finding the Fourth Proportional to 109,358.38, 150,914.56 and 59,057.38

Step by Step Solution

1. Step 1: Write the proportion equation
   109,358.38 : 150,914.56 = 59,057.38 : x
2. Step 2: Convert to fraction form
   109,358.38/150,914.56 = 59,057.38/x
3. Step 3: Cross multiply
   109,358.38x = 150,914.56 × 59,057.38
4. Step 4: Simplify right side
   109,358.38x = 8,912,618,517.45
5. Step 5: Solve for x
   x = 8,912,618,517.45/109,358.38
6. Step 6: Final answer
   x = 81,499.18