Finding the Fourth Proportional to 16,776.99, 25,039.83 and 16,500.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,776.99 : 25,039.83 = 16,500.17 : x
2. Step 2: Convert to fraction form
   16,776.99/25,039.83 = 16,500.17/x
3. Step 3: Cross multiply
   16,776.99x = 25,039.83 × 16,500.17
4. Step 4: Simplify right side
   16,776.99x = 413,161,326.57
5. Step 5: Solve for x
   x = 413,161,326.57/16,776.99
6. Step 6: Final answer
   x = 24,626.67