Finding the Fourth Proportional to 8,727.20, 12,043.59 and 4,748.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,727.20 : 12,043.59 = 4,748.34 : x
2. Step 2: Convert to fraction form
   8,727.20/12,043.59 = 4,748.34/x
3. Step 3: Cross multiply
   8,727.20x = 12,043.59 × 4,748.34
4. Step 4: Simplify right side
   8,727.20x = 57,187,048.27
5. Step 5: Solve for x
   x = 57,187,048.27/8,727.20
6. Step 6: Final answer
   x = 6,552.74