Finding the Fourth Proportional to 22,413.89, 33,580.28 and 16,139.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,413.89 : 33,580.28 = 16,139.94 : x
2. Step 2: Convert to fraction form
   22,413.89/33,580.28 = 16,139.94/x
3. Step 3: Cross multiply
   22,413.89x = 33,580.28 × 16,139.94
4. Step 4: Simplify right side
   22,413.89x = 541,983,704.38
5. Step 5: Solve for x
   x = 541,983,704.38/22,413.89
6. Step 6: Final answer
   x = 24,180.71