Finding the Fourth Proportional to 42,224.09, 58,258.31 and 25,221.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,224.09 : 58,258.31 = 25,221.38 : x
2. Step 2: Convert to fraction form
   42,224.09/58,258.31 = 25,221.38/x
3. Step 3: Cross multiply
   42,224.09x = 58,258.31 × 25,221.38
4. Step 4: Simplify right side
   42,224.09x = 1,469,354,557.27
5. Step 5: Solve for x
   x = 1,469,354,557.27/42,224.09
6. Step 6: Final answer
   x = 34,798.97