Finding the Fourth Proportional to 4,872.25, 6,723.72 and 3,103.48

Step by Step Solution

1. Step 1: Write the proportion equation
   4,872.25 : 6,723.72 = 3,103.48 : x
2. Step 2: Convert to fraction form
   4,872.25/6,723.72 = 3,103.48/x
3. Step 3: Cross multiply
   4,872.25x = 6,723.72 × 3,103.48
4. Step 4: Simplify right side
   4,872.25x = 20,866,930.55
5. Step 5: Solve for x
   x = 20,866,930.55/4,872.25
6. Step 6: Final answer
   x = 4,282.81