Finding the Fourth Proportional to 6,867.86, 9,485.52 and 4,520.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,867.86 : 9,485.52 = 4,520.48 : x
2. Step 2: Convert to fraction form
   6,867.86/9,485.52 = 4,520.48/x
3. Step 3: Cross multiply
   6,867.86x = 9,485.52 × 4,520.48
4. Step 4: Simplify right side
   6,867.86x = 42,879,103.45
5. Step 5: Solve for x
   x = 42,879,103.45/6,867.86
6. Step 6: Final answer
   x = 6,243.44