Finding the Fourth Proportional to 16,241.89, 22,413.81 and 8,789.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,241.89 : 22,413.81 = 8,789.89 : x
2. Step 2: Convert to fraction form
   16,241.89/22,413.81 = 8,789.89/x
3. Step 3: Cross multiply
   16,241.89x = 22,413.81 × 8,789.89
4. Step 4: Simplify right side
   16,241.89x = 197,014,924.38
5. Step 5: Solve for x
   x = 197,014,924.38/16,241.89
6. Step 6: Final answer
   x = 12,130.05