Finding the Fourth Proportional to 8,648.52, 12,965.31 and 7,340.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648.52 : 12,965.31 = 7,340.82 : x
2. Step 2: Convert to fraction form
   8,648.52/12,965.31 = 7,340.82/x
3. Step 3: Cross multiply
   8,648.52x = 12,965.31 × 7,340.82
4. Step 4: Simplify right side
   8,648.52x = 95,176,006.95
5. Step 5: Solve for x
   x = 95,176,006.95/8,648.52
6. Step 6: Final answer
   x = 11,004.89