Finding the Fourth Proportional to 2,473.75, 3,413.78 and 1,426.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,473.75 : 3,413.78 = 1,426.15 : x
2. Step 2: Convert to fraction form
   2,473.75/3,413.78 = 1,426.15/x
3. Step 3: Cross multiply
   2,473.75x = 3,413.78 × 1,426.15
4. Step 4: Simplify right side
   2,473.75x = 4,868,562.35
5. Step 5: Solve for x
   x = 4,868,562.35/2,473.75
6. Step 6: Final answer
   x = 1,968.09