Finding the Fourth Proportional to 3,605.98, 5,410.54 and 1,413.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605.98 : 5,410.54 = 1,413.95 : x
2. Step 2: Convert to fraction form
   3,605.98/5,410.54 = 1,413.95/x
3. Step 3: Cross multiply
   3,605.98x = 5,410.54 × 1,413.95
4. Step 4: Simplify right side
   3,605.98x = 7,650,233.03
5. Step 5: Solve for x
   x = 7,650,233.03/3,605.98
6. Step 6: Final answer
   x = 2,121.54