Finding the Fourth Proportional to 16,456.22, 22,710.15 and 9,004.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.22 : 22,710.15 = 9,004.22 : x
2. Step 2: Convert to fraction form
   16,456.22/22,710.15 = 9,004.22/x
3. Step 3: Cross multiply
   16,456.22x = 22,710.15 × 9,004.22
4. Step 4: Simplify right side
   16,456.22x = 204,487,186.83
5. Step 5: Solve for x
   x = 204,487,186.83/16,456.22
6. Step 6: Final answer
   x = 12,426.13