Finding the Third Proportional to 335,664,986 and 518,404,059

Step by Step Solution

1. Step 1: Write the proportion equation
   335,664,986 : 518,404,059 = 518,404,059 : x
2. Step 2: Convert to fraction form
   335,664,986/518,404,059 = 518,404,059/x
3. Step 3: Cross multiply
   335,664,986x = 518,404,059 × 518,404,059
4. Step 4: Simplify right side
   335,664,986x = 268,742,768,387,675,488
5. Step 5: Solve for x
   x = 268,742,768,387,675,488/335,664,986
6. Step 6: Final answer
   x = 800,627,946.30