Finding the Fourth Proportional to 331,025.96, 456,736.20 and 195,065.48

Step by Step Solution

1. Step 1: Write the proportion equation
   331,025.96 : 456,736.20 = 195,065.48 : x
2. Step 2: Convert to fraction form
   331,025.96/456,736.20 = 195,065.48/x
3. Step 3: Cross multiply
   331,025.96x = 456,736.20 × 195,065.48
4. Step 4: Simplify right side
   331,025.96x = 89,093,466,086.38
5. Step 5: Solve for x
   x = 89,093,466,086.38/331,025.96
6. Step 6: Final answer
   x = 269,143.44