Finding the Fourth Proportional to 8,710.24, 12,020.22 and 4,731.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,710.24 : 12,020.22 = 4,731.42 : x
2. Step 2: Convert to fraction form
   8,710.24/12,020.22 = 4,731.42/x
3. Step 3: Cross multiply
   8,710.24x = 12,020.22 × 4,731.42
4. Step 4: Simplify right side
   8,710.24x = 56,872,709.31
5. Step 5: Solve for x
   x = 56,872,709.31/8,710.24
6. Step 6: Final answer
   x = 6,529.41