Finding the Fourth Proportional to 6,168.42, 9,254.88 and 5,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,168.42 : 9,254.88 = 5,123.52 : x
2. Step 2: Convert to fraction form
   6,168.42/9,254.88 = 5,123.52/x
3. Step 3: Cross multiply
   6,168.42x = 9,254.88 × 5,123.52
4. Step 4: Simplify right side
   6,168.42x = 47,417,562.78
5. Step 5: Solve for x
   x = 47,417,562.78/6,168.42
6. Step 6: Final answer
   x = 7,687.15