Finding the Fourth Proportional to 16,572.49, 22,864.88 and 9,401.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,572.49 : 22,864.88 = 9,401.22 : x
2. Step 2: Convert to fraction form
   16,572.49/22,864.88 = 9,401.22/x
3. Step 3: Cross multiply
   16,572.49x = 22,864.88 × 9,401.22
4. Step 4: Simplify right side
   16,572.49x = 214,957,767.15
5. Step 5: Solve for x
   x = 214,957,767.15/16,572.49
6. Step 6: Final answer
   x = 12,970.76