Finding the Fourth Proportional to 4,723.52, 7,082.71 and 3,057.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,723.52 : 7,082.71 = 3,057.42 : x
2. Step 2: Convert to fraction form
   4,723.52/7,082.71 = 3,057.42/x
3. Step 3: Cross multiply
   4,723.52x = 7,082.71 × 3,057.42
4. Step 4: Simplify right side
   4,723.52x = 21,654,819.21
5. Step 5: Solve for x
   x = 21,654,819.21/4,723.52
6. Step 6: Final answer
   x = 4,584.47