Finding the Third Proportional to 108,831 and 154,048

Step by Step Solution

1. Step 1: Write the proportion equation
   108,831 : 154,048 = 154,048 : x
2. Step 2: Convert to fraction form
   108,831/154,048 = 154,048/x
3. Step 3: Cross multiply
   108,831x = 154,048 × 154,048
4. Step 4: Simplify right side
   108,831x = 23,730,786,304
5. Step 5: Solve for x
   x = 23,730,786,304/108,831
6. Step 6: Final answer
   x = 218,051.72