Finding the Fourth Proportional to 16,786.69, 25,183.70 and 5,542.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,786.69 : 25,183.70 = 5,542.53 : x
2. Step 2: Convert to fraction form
   16,786.69/25,183.70 = 5,542.53/x
3. Step 3: Cross multiply
   16,786.69x = 25,183.70 × 5,542.53
4. Step 4: Simplify right side
   16,786.69x = 139,581,326.98
5. Step 5: Solve for x
   x = 139,581,326.98/16,786.69
6. Step 6: Final answer
   x = 8,315.00