Finding the Fourth Proportional to 10,666.16, 16,003.84 and 5,730.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,666.16 : 16,003.84 = 5,730.02 : x
2. Step 2: Convert to fraction form
   10,666.16/16,003.84 = 5,730.02/x
3. Step 3: Cross multiply
   10,666.16x = 16,003.84 × 5,730.02
4. Step 4: Simplify right side
   10,666.16x = 91,702,323.28
5. Step 5: Solve for x
   x = 91,702,323.28/10,666.16
6. Step 6: Final answer
   x = 8,597.50