Finding the Fourth Proportional to 16,105.59, 22,228.49 and 9,395.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,105.59 : 22,228.49 = 9,395.15 : x
2. Step 2: Convert to fraction form
   16,105.59/22,228.49 = 9,395.15/x
3. Step 3: Cross multiply
   16,105.59x = 22,228.49 × 9,395.15
4. Step 4: Simplify right side
   16,105.59x = 208,839,910.17
5. Step 5: Solve for x
   x = 208,839,910.17/16,105.59
6. Step 6: Final answer
   x = 12,966.92