Finding the Fourth Proportional to 42,049.37, 62,945.25 and 27,228.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,049.37 : 62,945.25 = 27,228.80 : x
2. Step 2: Convert to fraction form
   42,049.37/62,945.25 = 27,228.80/x
3. Step 3: Cross multiply
   42,049.37x = 62,945.25 × 27,228.80
4. Step 4: Simplify right side
   42,049.37x = 1,713,923,308.47
5. Step 5: Solve for x
   x = 1,713,923,308.47/42,049.37
6. Step 6: Final answer
   x = 40,759.79