Finding the Third Proportional to 123,305,452 and 268,317,698

Step by Step Solution

1. Step 1: Write the proportion equation
   123,305,452 : 268,317,698 = 268,317,698 : x
2. Step 2: Convert to fraction form
   123,305,452/268,317,698 = 268,317,698/x
3. Step 3: Cross multiply
   123,305,452x = 268,317,698 × 268,317,698
4. Step 4: Simplify right side
   123,305,452x = 71,994,387,060,019,200
5. Step 5: Solve for x
   x = 71,994,387,060,019,200/123,305,452
6. Step 6: Final answer
   x = 583,870,266.01