Finding the Third Proportional to 154,954.50 and 239,266

Step by Step Solution

1. Step 1: Write the proportion equation
   154,954.50 : 239,266 = 239,266 : x
2. Step 2: Convert to fraction form
   154,954.50/239,266 = 239,266/x
3. Step 3: Cross multiply
   154,954.50x = 239,266 × 239,266
4. Step 4: Simplify right side
   154,954.50x = 57,248,218,756
5. Step 5: Solve for x
   x = 57,248,218,756/154,954.50
6. Step 6: Final answer
   x = 369,451.80