Finding the Fourth Proportional to 25,228.88, 37,866.69 and 12,757.73

Step by Step Solution

1. Step 1: Write the proportion equation
   25,228.88 : 37,866.69 = 12,757.73 : x
2. Step 2: Convert to fraction form
   25,228.88/37,866.69 = 12,757.73/x
3. Step 3: Cross multiply
   25,228.88x = 37,866.69 × 12,757.73
4. Step 4: Simplify right side
   25,228.88x = 483,093,007.01
5. Step 5: Solve for x
   x = 483,093,007.01/25,228.88
6. Step 6: Final answer
   x = 19,148.41