Finding the Fourth Proportional to 10,443.48, 14,411.96 and 5,728.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.48 : 14,411.96 = 5,728.06 : x
2. Step 2: Convert to fraction form
   10,443.48/14,411.96 = 5,728.06/x
3. Step 3: Cross multiply
   10,443.48x = 14,411.96 × 5,728.06
4. Step 4: Simplify right side
   10,443.48x = 82,552,571.60
5. Step 5: Solve for x
   x = 82,552,571.60/10,443.48
6. Step 6: Final answer
   x = 7,904.70