Finding the Fourth Proportional to 16,594.50, 22,900.41 and 9,142.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,594.50 : 22,900.41 = 9,142.50 : x
2. Step 2: Convert to fraction form
   16,594.50/22,900.41 = 9,142.50/x
3. Step 3: Cross multiply
   16,594.50x = 22,900.41 × 9,142.50
4. Step 4: Simplify right side
   16,594.50x = 209,366,998.43
5. Step 5: Solve for x
   x = 209,366,998.43/16,594.50
6. Step 6: Final answer
   x = 12,616.65