Finding the Fourth Proportional to 2,413.13, 3,616.16 and 1,077.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.13 : 3,616.16 = 1,077.31 : x
2. Step 2: Convert to fraction form
   2,413.13/3,616.16 = 1,077.31/x
3. Step 3: Cross multiply
   2,413.13x = 3,616.16 × 1,077.31
4. Step 4: Simplify right side
   2,413.13x = 3,895,710.90
5. Step 5: Solve for x
   x = 3,895,710.90/2,413.13
6. Step 6: Final answer
   x = 1,614.38