Finding the Fourth Proportional to 448,548.71, 619,012.17 and 244,610.79

Step by Step Solution

1. Step 1: Write the proportion equation
   448,548.71 : 619,012.17 = 244,610.79 : x
2. Step 2: Convert to fraction form
   448,548.71/619,012.17 = 244,610.79/x
3. Step 3: Cross multiply
   448,548.71x = 619,012.17 × 244,610.79
4. Step 4: Simplify right side
   448,548.71x = 151,417,055,923.31
5. Step 5: Solve for x
   x = 151,417,055,923.31/448,548.71
6. Step 6: Final answer
   x = 337,571.04