Finding the Fourth Proportional to 11,488.77, 17,235.18 and 5,940.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,488.77 : 17,235.18 = 5,940.61 : x
2. Step 2: Convert to fraction form
   11,488.77/17,235.18 = 5,940.61/x
3. Step 3: Cross multiply
   11,488.77x = 17,235.18 × 5,940.61
4. Step 4: Simplify right side
   11,488.77x = 102,387,439.57
5. Step 5: Solve for x
   x = 102,387,439.57/11,488.77
6. Step 6: Final answer
   x = 8,911.96