Finding the Fourth Proportional to 11,004.74, 16,509.41 and 3,608.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,004.74 : 16,509.41 = 3,608.61 : x
2. Step 2: Convert to fraction form
   11,004.74/16,509.41 = 3,608.61/x
3. Step 3: Cross multiply
   11,004.74x = 16,509.41 × 3,608.61
4. Step 4: Simplify right side
   11,004.74x = 59,576,022.02
5. Step 5: Solve for x
   x = 59,576,022.02/11,004.74
6. Step 6: Final answer
   x = 5,413.67