Finding the Fourth Proportional to 16,966.79, 23,414.23 and 9,413.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,966.79 : 23,414.23 = 9,413.27 : x
2. Step 2: Convert to fraction form
   16,966.79/23,414.23 = 9,413.27/x
3. Step 3: Cross multiply
   16,966.79x = 23,414.23 × 9,413.27
4. Step 4: Simplify right side
   16,966.79x = 220,404,468.83
5. Step 5: Solve for x
   x = 220,404,468.83/16,966.79
6. Step 6: Final answer
   x = 12,990.35