Finding the Fourth Proportional to 3,067.50, 4,592.85 and 2,143.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,067.50 : 4,592.85 = 2,143.98 : x
2. Step 2: Convert to fraction form
   3,067.50/4,592.85 = 2,143.98/x
3. Step 3: Cross multiply
   3,067.50x = 4,592.85 × 2,143.98
4. Step 4: Simplify right side
   3,067.50x = 9,846,978.54
5. Step 5: Solve for x
   x = 9,846,978.54/3,067.50
6. Step 6: Final answer
   x = 3,210.10