Finding the Fourth Proportional to 321,783.76, 444,061.59 and 178,544.83

Step by Step Solution

1. Step 1: Write the proportion equation
   321,783.76 : 444,061.59 = 178,544.83 : x
2. Step 2: Convert to fraction form
   321,783.76/444,061.59 = 178,544.83/x
3. Step 3: Cross multiply
   321,783.76x = 444,061.59 × 178,544.83
4. Step 4: Simplify right side
   321,783.76x = 79,284,901,096.08
5. Step 5: Solve for x
   x = 79,284,901,096.08/321,783.76
6. Step 6: Final answer
   x = 246,391.87