Finding the Fourth Proportional to 16,472.16, 22,726.32 and 9,398.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,472.16 : 22,726.32 = 9,398.88 : x
2. Step 2: Convert to fraction form
   16,472.16/22,726.32 = 9,398.88/x
3. Step 3: Cross multiply
   16,472.16x = 22,726.32 × 9,398.88
4. Step 4: Simplify right side
   16,472.16x = 213,601,954.52
5. Step 5: Solve for x
   x = 213,601,954.52/16,472.16
6. Step 6: Final answer
   x = 12,967.45