Finding the Fourth Proportional to 10,229.63, 15,348.04 and 5,039.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,229.63 : 15,348.04 = 5,039.15 : x
2. Step 2: Convert to fraction form
   10,229.63/15,348.04 = 5,039.15/x
3. Step 3: Cross multiply
   10,229.63x = 15,348.04 × 5,039.15
4. Step 4: Simplify right side
   10,229.63x = 77,340,986.43
5. Step 5: Solve for x
   x = 77,340,986.43/10,229.63
6. Step 6: Final answer
   x = 7,560.49