Finding the Fourth Proportional to 42,151.78, 58,142.91 and 27,028.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,151.78 : 58,142.91 = 27,028.54 : x
2. Step 2: Convert to fraction form
   42,151.78/58,142.91 = 27,028.54/x
3. Step 3: Cross multiply
   42,151.78x = 58,142.91 × 27,028.54
4. Step 4: Simplify right side
   42,151.78x = 1,571,517,968.65
5. Step 5: Solve for x
   x = 1,571,517,968.65/42,151.78
6. Step 6: Final answer
   x = 37,282.36