Finding the Fourth Proportional to 2,276.63, 3,413.89 and 716.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.63 : 3,413.89 = 716.25 : x
2. Step 2: Convert to fraction form
   2,276.63/3,413.89 = 716.25/x
3. Step 3: Cross multiply
   2,276.63x = 3,413.89 × 716.25
4. Step 4: Simplify right side
   2,276.63x = 2,445,198.71
5. Step 5: Solve for x
   x = 2,445,198.71/2,276.63
6. Step 6: Final answer
   x = 1,074.04