Finding the Fourth Proportional to 10,315.69, 14,235.82 and 5,599.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.69 : 14,235.82 = 5,599.97 : x
2. Step 2: Convert to fraction form
   10,315.69/14,235.82 = 5,599.97/x
3. Step 3: Cross multiply
   10,315.69x = 14,235.82 × 5,599.97
4. Step 4: Simplify right side
   10,315.69x = 79,720,148.88
5. Step 5: Solve for x
   x = 79,720,148.88/10,315.69
6. Step 6: Final answer
   x = 7,728.05