Finding the Third Proportional to 111,717 and 240,929

Step by Step Solution

1. Step 1: Write the proportion equation
   111,717 : 240,929 = 240,929 : x
2. Step 2: Convert to fraction form
   111,717/240,929 = 240,929/x
3. Step 3: Cross multiply
   111,717x = 240,929 × 240,929
4. Step 4: Simplify right side
   111,717x = 58,046,783,041
5. Step 5: Solve for x
   x = 58,046,783,041/111,717
6. Step 6: Final answer
   x = 519,587.74