Finding the Fourth Proportional to 4,067.82, 5,613.50 and 2,275.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,067.82 : 5,613.50 = 2,275.31 : x
2. Step 2: Convert to fraction form
   4,067.82/5,613.50 = 2,275.31/x
3. Step 3: Cross multiply
   4,067.82x = 5,613.50 × 2,275.31
4. Step 4: Simplify right side
   4,067.82x = 12,772,472.41
5. Step 5: Solve for x
   x = 12,772,472.41/4,067.82
6. Step 6: Final answer
   x = 3,139.88