Finding the Fourth Proportional to 2,413.42, 3,620.34 and 682.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.42 : 3,620.34 = 682.06 : x
2. Step 2: Convert to fraction form
   2,413.42/3,620.34 = 682.06/x
3. Step 3: Cross multiply
   2,413.42x = 3,620.34 × 682.06
4. Step 4: Simplify right side
   2,413.42x = 2,469,289.10
5. Step 5: Solve for x
   x = 2,469,289.10/2,413.42
6. Step 6: Final answer
   x = 1,023.15