Finding the Fourth Proportional to 2,413.89, 3,620.72 and 682.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.89 : 3,620.72 = 682.52 : x
2. Step 2: Convert to fraction form
   2,413.89/3,620.72 = 682.52/x
3. Step 3: Cross multiply
   2,413.89x = 3,620.72 × 682.52
4. Step 4: Simplify right side
   2,413.89x = 2,471,192.30
5. Step 5: Solve for x
   x = 2,471,192.30/2,413.89
6. Step 6: Final answer
   x = 1,023.74