Finding the Fourth Proportional to 11,066.10, 16,589.08 and 5,521.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,066.10 : 16,589.08 = 5,521.14 : x
2. Step 2: Convert to fraction form
   11,066.10/16,589.08 = 5,521.14/x
3. Step 3: Cross multiply
   11,066.10x = 16,589.08 × 5,521.14
4. Step 4: Simplify right side
   11,066.10x = 91,590,633.15
5. Step 5: Solve for x
   x = 91,590,633.15/11,066.10
6. Step 6: Final answer
   x = 8,276.69