Finding the Third Proportional to 142,874,934 and 302,917,860

Step by Step Solution

1. Step 1: Write the proportion equation
   142,874,934 : 302,917,860 = 302,917,860 : x
2. Step 2: Convert to fraction form
   142,874,934/302,917,860 = 302,917,860/x
3. Step 3: Cross multiply
   142,874,934x = 302,917,860 × 302,917,860
4. Step 4: Simplify right side
   142,874,934x = 91,759,229,906,979,600
5. Step 5: Solve for x
   x = 91,759,229,906,979,600/142,874,934
6. Step 6: Final answer
   x = 642,234,626.73