Finding the Fourth Proportional to 4,132.03, 5,697.79 and 3,123.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,132.03 : 5,697.79 = 3,123.31 : x
2. Step 2: Convert to fraction form
   4,132.03/5,697.79 = 3,123.31/x
3. Step 3: Cross multiply
   4,132.03x = 5,697.79 × 3,123.31
4. Step 4: Simplify right side
   4,132.03x = 17,795,964.48
5. Step 5: Solve for x
   x = 17,795,964.48/4,132.03
6. Step 6: Final answer
   x = 4,306.83