Finding the Fourth Proportional to 8,708.72, 12,018.27 and 4,730.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,708.72 : 12,018.27 = 4,730.07 : x
2. Step 2: Convert to fraction form
   8,708.72/12,018.27 = 4,730.07/x
3. Step 3: Cross multiply
   8,708.72x = 12,018.27 × 4,730.07
4. Step 4: Simplify right side
   8,708.72x = 56,847,258.38
5. Step 5: Solve for x
   x = 56,847,258.38/8,708.72
6. Step 6: Final answer
   x = 6,527.63