Finding the Fourth Proportional to 2,480.95, 3,423.50 and 1,361.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.95 : 3,423.50 = 1,361.89 : x
2. Step 2: Convert to fraction form
   2,480.95/3,423.50 = 1,361.89/x
3. Step 3: Cross multiply
   2,480.95x = 3,423.50 × 1,361.89
4. Step 4: Simplify right side
   2,480.95x = 4,662,413.73
5. Step 5: Solve for x
   x = 4,662,413.73/2,480.95
6. Step 6: Final answer
   x = 1,879.28