Finding the Fourth Proportional to 16,262.16, 22,442.22 and 9,188.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,262.16 : 22,442.22 = 9,188.42 : x
2. Step 2: Convert to fraction form
   16,262.16/22,442.22 = 9,188.42/x
3. Step 3: Cross multiply
   16,262.16x = 22,442.22 × 9,188.42
4. Step 4: Simplify right side
   16,262.16x = 206,208,543.09
5. Step 5: Solve for x
   x = 206,208,543.09/16,262.16
6. Step 6: Final answer
   x = 12,680.27