Finding the Fourth Proportional to 10,469.78, 14,448.12 and 5,753.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,469.78 : 14,448.12 = 5,753.96 : x
2. Step 2: Convert to fraction form
   10,469.78/14,448.12 = 5,753.96/x
3. Step 3: Cross multiply
   10,469.78x = 14,448.12 × 5,753.96
4. Step 4: Simplify right side
   10,469.78x = 83,133,904.56
5. Step 5: Solve for x
   x = 83,133,904.56/10,469.78
6. Step 6: Final answer
   x = 7,940.37