Finding the Third Proportional to 111,608 and 240,304

Step by Step Solution

1. Step 1: Write the proportion equation
   111,608 : 240,304 = 240,304 : x
2. Step 2: Convert to fraction form
   111,608/240,304 = 240,304/x
3. Step 3: Cross multiply
   111,608x = 240,304 × 240,304
4. Step 4: Simplify right side
   111,608x = 57,746,012,416
5. Step 5: Solve for x
   x = 57,746,012,416/111,608
6. Step 6: Final answer
   x = 517,400.30