Finding the Fourth Proportional to 10,911.50, 15,057.88 and 5,943.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,911.50 : 15,057.88 = 5,943.50 : x
2. Step 2: Convert to fraction form
   10,911.50/15,057.88 = 5,943.50/x
3. Step 3: Cross multiply
   10,911.50x = 15,057.88 × 5,943.50
4. Step 4: Simplify right side
   10,911.50x = 89,496,509.78
5. Step 5: Solve for x
   x = 89,496,509.78/10,911.50
6. Step 6: Final answer
   x = 8,202.04