Finding the Fourth Proportional to 16,594.56, 22,900.56 and 9,142.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,594.56 : 22,900.56 = 9,142.56 : x
2. Step 2: Convert to fraction form
   16,594.56/22,900.56 = 9,142.56/x
3. Step 3: Cross multiply
   16,594.56x = 22,900.56 × 9,142.56
4. Step 4: Simplify right side
   16,594.56x = 209,369,743.83
5. Step 5: Solve for x
   x = 209,369,743.83/16,594.56
6. Step 6: Final answer
   x = 12,616.77