Finding the Fourth Proportional to 22,626.72, 31,223.34 and 12,554.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,626.72 : 31,223.34 = 12,554.82 : x
2. Step 2: Convert to fraction form
   22,626.72/31,223.34 = 12,554.82/x
3. Step 3: Cross multiply
   22,626.72x = 31,223.34 × 12,554.82
4. Step 4: Simplify right side
   22,626.72x = 392,003,413.50
5. Step 5: Solve for x
   x = 392,003,413.50/22,626.72
6. Step 6: Final answer
   x = 17,324.80