Finding the Fourth Proportional to 5,472.30, 7,551.42 and 3,114.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,472.30 : 7,551.42 = 3,114.42 : x
2. Step 2: Convert to fraction form
   5,472.30/7,551.42 = 3,114.42/x
3. Step 3: Cross multiply
   5,472.30x = 7,551.42 × 3,114.42
4. Step 4: Simplify right side
   5,472.30x = 23,518,293.48
5. Step 5: Solve for x
   x = 23,518,293.48/5,472.30
6. Step 6: Final answer
   x = 4,297.70