Finding the Fourth Proportional to 11,066.52, 16,585.66 and 7,116.26

Step by Step Solution

1. Step 1: Write the proportion equation
   11,066.52 : 16,585.66 = 7,116.26 : x
2. Step 2: Convert to fraction form
   11,066.52/16,585.66 = 7,116.26/x
3. Step 3: Cross multiply
   11,066.52x = 16,585.66 × 7,116.26
4. Step 4: Simplify right side
   11,066.52x = 118,027,794.80
5. Step 5: Solve for x
   x = 118,027,794.80/11,066.52
6. Step 6: Final answer
   x = 10,665.30