Finding the Fourth Proportional to 22,846.72, 31,515.33 and 13,413.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,846.72 : 31,515.33 = 13,413.46 : x
2. Step 2: Convert to fraction form
   22,846.72/31,515.33 = 13,413.46/x
3. Step 3: Cross multiply
   22,846.72x = 31,515.33 × 13,413.46
4. Step 4: Simplify right side
   22,846.72x = 422,729,618.34
5. Step 5: Solve for x
   x = 422,729,618.34/22,846.72
6. Step 6: Final answer
   x = 18,502.86