Finding the Fourth Proportional to 443,449.76, 665,240.25 and 162,945.14

Step by Step Solution

1. Step 1: Write the proportion equation
   443,449.76 : 665,240.25 = 162,945.14 : x
2. Step 2: Convert to fraction form
   443,449.76/665,240.25 = 162,945.14/x
3. Step 3: Cross multiply
   443,449.76x = 665,240.25 × 162,945.14
4. Step 4: Simplify right side
   443,449.76x = 108,397,665,669.89
5. Step 5: Solve for x
   x = 108,397,665,669.89/443,449.76
6. Step 6: Final answer
   x = 244,441.82