Finding the Fourth Proportional to 16,280.31, 22,466.64 and 9,566.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280.31 : 22,466.64 = 9,566.55 : x
2. Step 2: Convert to fraction form
   16,280.31/22,466.64 = 9,566.55/x
3. Step 3: Cross multiply
   16,280.31x = 22,466.64 × 9,566.55
4. Step 4: Simplify right side
   16,280.31x = 214,928,234.89
5. Step 5: Solve for x
   x = 214,928,234.89/16,280.31
6. Step 6: Final answer
   x = 13,201.73