Finding the Fourth Proportional to 11,004.16, 16,502.76 and 5,807.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,004.16 : 16,502.76 = 5,807.20 : x
2. Step 2: Convert to fraction form
   11,004.16/16,502.76 = 5,807.20/x
3. Step 3: Cross multiply
   11,004.16x = 16,502.76 × 5,807.20
4. Step 4: Simplify right side
   11,004.16x = 95,834,827.87
5. Step 5: Solve for x
   x = 95,834,827.87/11,004.16
6. Step 6: Final answer
   x = 8,708.96