Finding the Fourth Proportional to 16,569.78, 22,866.57 and 9,016.26

Step by Step Solution

1. Step 1: Write the proportion equation
   16,569.78 : 22,866.57 = 9,016.26 : x
2. Step 2: Convert to fraction form
   16,569.78/22,866.57 = 9,016.26/x
3. Step 3: Cross multiply
   16,569.78x = 22,866.57 × 9,016.26
4. Step 4: Simplify right side
   16,569.78x = 206,170,940.43
5. Step 5: Solve for x
   x = 206,170,940.43/16,569.78
6. Step 6: Final answer
   x = 12,442.59