Finding the Fourth Proportional to 3,830.72, 5,283.78 and 2,413.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,830.72 : 5,283.78 = 2,413.04 : x
2. Step 2: Convert to fraction form
   3,830.72/5,283.78 = 2,413.04/x
3. Step 3: Cross multiply
   3,830.72x = 5,283.78 × 2,413.04
4. Step 4: Simplify right side
   3,830.72x = 12,749,972.49
5. Step 5: Solve for x
   x = 12,749,972.49/3,830.72
6. Step 6: Final answer
   x = 3,328.35