Finding the Fourth Proportional to 6,339.76, 8,751.27 and 5,675.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,339.76 : 8,751.27 = 5,675.42 : x
2. Step 2: Convert to fraction form
   6,339.76/8,751.27 = 5,675.42/x
3. Step 3: Cross multiply
   6,339.76x = 8,751.27 × 5,675.42
4. Step 4: Simplify right side
   6,339.76x = 49,667,132.78
5. Step 5: Solve for x
   x = 49,667,132.78/6,339.76
6. Step 6: Final answer
   x = 7,834.23