Finding the Fourth Proportional to 16,241.25, 22,413.06 and 8,789.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,241.25 : 22,413.06 = 8,789.25 : x
2. Step 2: Convert to fraction form
   16,241.25/22,413.06 = 8,789.25/x
3. Step 3: Cross multiply
   16,241.25x = 22,413.06 × 8,789.25
4. Step 4: Simplify right side
   16,241.25x = 196,993,987.61
5. Step 5: Solve for x
   x = 196,993,987.61/16,241.25
6. Step 6: Final answer
   x = 12,129.24