Finding the Fourth Proportional to 16,317.59, 22,517.39 and 9,243.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,317.59 : 22,517.39 = 9,243.86 : x
2. Step 2: Convert to fraction form
   16,317.59/22,517.39 = 9,243.86/x
3. Step 3: Cross multiply
   16,317.59x = 22,517.39 × 9,243.86
4. Step 4: Simplify right side
   16,317.59x = 208,147,441.92
5. Step 5: Solve for x
   x = 208,147,441.92/16,317.59
6. Step 6: Final answer
   x = 12,756.02