Finding the Fourth Proportional to 16,111.22, 22,234.08 and 9,395.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.22 : 22,234.08 = 9,395.78 : x
2. Step 2: Convert to fraction form
   16,111.22/22,234.08 = 9,395.78/x
3. Step 3: Cross multiply
   16,111.22x = 22,234.08 × 9,395.78
4. Step 4: Simplify right side
   16,111.22x = 208,906,524.18
5. Step 5: Solve for x
   x = 208,906,524.18/16,111.22
6. Step 6: Final answer
   x = 12,966.52