Finding the Fourth Proportional to 12,282.83, 18,413.29 and 5,705.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,282.83 : 18,413.29 = 5,705.43 : x
2. Step 2: Convert to fraction form
   12,282.83/18,413.29 = 5,705.43/x
3. Step 3: Cross multiply
   12,282.83x = 18,413.29 × 5,705.43
4. Step 4: Simplify right side
   12,282.83x = 105,055,737.16
5. Step 5: Solve for x
   x = 105,055,737.16/12,282.83
6. Step 6: Final answer
   x = 8,553.06