Finding the Fourth Proportional to 2,413.49, 3,620.82 and 1,243.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.49 : 3,620.82 = 1,243.04 : x
2. Step 2: Convert to fraction form
   2,413.49/3,620.82 = 1,243.04/x
3. Step 3: Cross multiply
   2,413.49x = 3,620.82 × 1,243.04
4. Step 4: Simplify right side
   2,413.49x = 4,500,824.09
5. Step 5: Solve for x
   x = 4,500,824.09/2,413.49
6. Step 6: Final answer
   x = 1,864.86