Finding the Fourth Proportional to 42,451.49, 58,584.26 and 25,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,451.49 : 58,584.26 = 25,458.50 : x
2. Step 2: Convert to fraction form
   42,451.49/58,584.26 = 25,458.50/x
3. Step 3: Cross multiply
   42,451.49x = 58,584.26 × 25,458.50
4. Step 4: Simplify right side
   42,451.49x = 1,491,467,593.32
5. Step 5: Solve for x
   x = 1,491,467,593.32/42,451.49
6. Step 6: Final answer
   x = 35,133.45