Finding the Fourth Proportional to 16,520.69, 22,798.67 and 8,967.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,520.69 : 22,798.67 = 8,967.15 : x
2. Step 2: Convert to fraction form
   16,520.69/22,798.67 = 8,967.15/x
3. Step 3: Cross multiply
   16,520.69x = 22,798.67 × 8,967.15
4. Step 4: Simplify right side
   16,520.69x = 204,439,048.85
5. Step 5: Solve for x
   x = 204,439,048.85/16,520.69
6. Step 6: Final answer
   x = 12,374.73