Finding the Fourth Proportional to 42,238.20, 58,282.95 and 25,238.85

Step by Step Solution

1. Step 1: Write the proportion equation
   42,238.20 : 58,282.95 = 25,238.85 : x
2. Step 2: Convert to fraction form
   42,238.20/58,282.95 = 25,238.85/x
3. Step 3: Cross multiply
   42,238.20x = 58,282.95 × 25,238.85
4. Step 4: Simplify right side
   42,238.20x = 1,470,994,632.61
5. Step 5: Solve for x
   x = 1,470,994,632.61/42,238.20
6. Step 6: Final answer
   x = 34,826.17