Finding the Fourth Proportional to 8,710.50, 12,020.04 and 4,731.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,710.50 : 12,020.04 = 4,731.48 : x
2. Step 2: Convert to fraction form
   8,710.50/12,020.04 = 4,731.48/x
3. Step 3: Cross multiply
   8,710.50x = 12,020.04 × 4,731.48
4. Step 4: Simplify right side
   8,710.50x = 56,872,578.86
5. Step 5: Solve for x
   x = 56,872,578.86/8,710.50
6. Step 6: Final answer
   x = 6,529.20