Finding the Fourth Proportional to 8,039.54, 12,042.48 and 5,103.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,039.54 : 12,042.48 = 5,103.29 : x
2. Step 2: Convert to fraction form
   8,039.54/12,042.48 = 5,103.29/x
3. Step 3: Cross multiply
   8,039.54x = 12,042.48 × 5,103.29
4. Step 4: Simplify right side
   8,039.54x = 61,456,267.76
5. Step 5: Solve for x
   x = 61,456,267.76/8,039.54
6. Step 6: Final answer
   x = 7,644.25