Finding the Fourth Proportional to 25,928.99, 35,786.37 and 15,025.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,928.99 : 35,786.37 = 15,025.50 : x
2. Step 2: Convert to fraction form
   25,928.99/35,786.37 = 15,025.50/x
3. Step 3: Cross multiply
   25,928.99x = 35,786.37 × 15,025.50
4. Step 4: Simplify right side
   25,928.99x = 537,708,158.78
5. Step 5: Solve for x
   x = 537,708,158.78/25,928.99
6. Step 6: Final answer
   x = 20,737.72