Finding the Fourth Proportional to 22,763.52, 31,413.69 and 13,205.23

Step by Step Solution

1. Step 1: Write the proportion equation
   22,763.52 : 31,413.69 = 13,205.23 : x
2. Step 2: Convert to fraction form
   22,763.52/31,413.69 = 13,205.23/x
3. Step 3: Cross multiply
   22,763.52x = 31,413.69 × 13,205.23
4. Step 4: Simplify right side
   22,763.52x = 414,824,923.06
5. Step 5: Solve for x
   x = 414,824,923.06/22,763.52
6. Step 6: Final answer
   x = 18,223.23