Finding the Fourth Proportional to 10,682.69, 16,029.77 and 5,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,682.69 : 16,029.77 = 5,488.56 : x
2. Step 2: Convert to fraction form
   10,682.69/16,029.77 = 5,488.56/x
3. Step 3: Cross multiply
   10,682.69x = 16,029.77 × 5,488.56
4. Step 4: Simplify right side
   10,682.69x = 87,980,326.99
5. Step 5: Solve for x
   x = 87,980,326.99/10,682.69
6. Step 6: Final answer
   x = 8,235.79