Finding the Fourth Proportional to 11,661.56, 16,095.82 and 9,004.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,661.56 : 16,095.82 = 9,004.92 : x
2. Step 2: Convert to fraction form
   11,661.56/16,095.82 = 9,004.92/x
3. Step 3: Cross multiply
   11,661.56x = 16,095.82 × 9,004.92
4. Step 4: Simplify right side
   11,661.56x = 144,941,571.43
5. Step 5: Solve for x
   x = 144,941,571.43/11,661.56
6. Step 6: Final answer
   x = 12,429.00