Finding the Fourth Proportional to 16,772.27, 25,156.94 and 5,678.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,772.27 : 25,156.94 = 5,678.71 : x
2. Step 2: Convert to fraction form
   16,772.27/25,156.94 = 5,678.71/x
3. Step 3: Cross multiply
   16,772.27x = 25,156.94 × 5,678.71
4. Step 4: Simplify right side
   16,772.27x = 142,858,812.57
5. Step 5: Solve for x
   x = 142,858,812.57/16,772.27
6. Step 6: Final answer
   x = 8,517.56