Finding the Fourth Proportional to 16,963.56, 25,428.42 and 8,063.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,963.56 : 25,428.42 = 8,063.28 : x
2. Step 2: Convert to fraction form
   16,963.56/25,428.42 = 8,063.28/x
3. Step 3: Cross multiply
   16,963.56x = 25,428.42 × 8,063.28
4. Step 4: Simplify right side
   16,963.56x = 205,036,470.42
5. Step 5: Solve for x
   x = 205,036,470.42/16,963.56
6. Step 6: Final answer
   x = 12,086.88