Finding the Fourth Proportional to 25,456.56, 35,134.20 and 14,282.16

Step by Step Solution

1. Step 1: Write the proportion equation
   25,456.56 : 35,134.20 = 14,282.16 : x
2. Step 2: Convert to fraction form
   25,456.56/35,134.20 = 14,282.16/x
3. Step 3: Cross multiply
   25,456.56x = 35,134.20 × 14,282.16
4. Step 4: Simplify right side
   25,456.56x = 501,792,265.87
5. Step 5: Solve for x
   x = 501,792,265.87/25,456.56
6. Step 6: Final answer
   x = 19,711.71