Finding the Fourth Proportional to 3,635.49, 5,016.83 and 2,143.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.49 : 5,016.83 = 2,143.47 : x
2. Step 2: Convert to fraction form
   3,635.49/5,016.83 = 2,143.47/x
3. Step 3: Cross multiply
   3,635.49x = 5,016.83 × 2,143.47
4. Step 4: Simplify right side
   3,635.49x = 10,753,413.88
5. Step 5: Solve for x
   x = 10,753,413.88/3,635.49
6. Step 6: Final answer
   x = 2,957.90