Finding the Fourth Proportional to 11,382.24, 17,078.24 and 3,591.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,382.24 : 17,078.24 = 3,591.68 : x
2. Step 2: Convert to fraction form
   11,382.24/17,078.24 = 3,591.68/x
3. Step 3: Cross multiply
   11,382.24x = 17,078.24 × 3,591.68
4. Step 4: Simplify right side
   11,382.24x = 61,339,573.04
5. Step 5: Solve for x
   x = 61,339,573.04/11,382.24
6. Step 6: Final answer
   x = 5,389.06