Finding the Fourth Proportional to 296,085.12, 444,123.56 and 71,443.68

Step by Step Solution

1. Step 1: Write the proportion equation
   296,085.12 : 444,123.56 = 71,443.68 : x
2. Step 2: Convert to fraction form
   296,085.12/444,123.56 = 71,443.68/x
3. Step 3: Cross multiply
   296,085.12x = 444,123.56 × 71,443.68
4. Step 4: Simplify right side
   296,085.12x = 31,729,819,280.48
5. Step 5: Solve for x
   x = 31,729,819,280.48/296,085.12
6. Step 6: Final answer
   x = 107,164.52