Finding the Fourth Proportional to 10,448.12, 14,418.64 and 5,732.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,448.12 : 14,418.64 = 5,732.38 : x
2. Step 2: Convert to fraction form
   10,448.12/14,418.64 = 5,732.38/x
3. Step 3: Cross multiply
   10,448.12x = 14,418.64 × 5,732.38
4. Step 4: Simplify right side
   10,448.12x = 82,653,123.56
5. Step 5: Solve for x
   x = 82,653,123.56/10,448.12
6. Step 6: Final answer
   x = 7,910.81