Finding the Fourth Proportional to 11,359.50, 17,042.72 and 5,816.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,359.50 : 17,042.72 = 5,816.77 : x
2. Step 2: Convert to fraction form
   11,359.50/17,042.72 = 5,816.77/x
3. Step 3: Cross multiply
   11,359.50x = 17,042.72 × 5,816.77
4. Step 4: Simplify right side
   11,359.50x = 99,133,544.02
5. Step 5: Solve for x
   x = 99,133,544.02/11,359.50
6. Step 6: Final answer
   x = 8,726.93