Finding the Fourth Proportional to 6,789.27, 9,369.59 and 5,107.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,789.27 : 9,369.59 = 5,107.67 : x
2. Step 2: Convert to fraction form
   6,789.27/9,369.59 = 5,107.67/x
3. Step 3: Cross multiply
   6,789.27x = 9,369.59 × 5,107.67
4. Step 4: Simplify right side
   6,789.27x = 47,856,756.86
5. Step 5: Solve for x
   x = 47,856,756.86/6,789.27
6. Step 6: Final answer
   x = 7,048.88