Finding the Fourth Proportional to 16,727.71, 25,069.69 and 6,855.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,727.71 : 25,069.69 = 6,855.43 : x
2. Step 2: Convert to fraction form
   16,727.71/25,069.69 = 6,855.43/x
3. Step 3: Cross multiply
   16,727.71x = 25,069.69 × 6,855.43
4. Step 4: Simplify right side
   16,727.71x = 171,863,425.10
5. Step 5: Solve for x
   x = 171,863,425.10/16,727.71
6. Step 6: Final answer
   x = 10,274.18