Finding the Fourth Proportional to 25,860.24, 38,789.55 and 7,141.41

Step by Step Solution

1. Step 1: Write the proportion equation
   25,860.24 : 38,789.55 = 7,141.41 : x
2. Step 2: Convert to fraction form
   25,860.24/38,789.55 = 7,141.41/x
3. Step 3: Cross multiply
   25,860.24x = 38,789.55 × 7,141.41
4. Step 4: Simplify right side
   25,860.24x = 277,012,080.27
5. Step 5: Solve for x
   x = 277,012,080.27/25,860.24
6. Step 6: Final answer
   x = 10,711.89