Finding the Fourth Proportional to 9,042.71, 12,466.09 and 6,648.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,042.71 : 12,466.09 = 6,648.46 : x
2. Step 2: Convert to fraction form
   9,042.71/12,466.09 = 6,648.46/x
3. Step 3: Cross multiply
   9,042.71x = 12,466.09 × 6,648.46
4. Step 4: Simplify right side
   9,042.71x = 82,880,300.72
5. Step 5: Solve for x
   x = 82,880,300.72/9,042.71
6. Step 6: Final answer
   x = 9,165.43