Finding the Third Proportional to 335,664,936 and 518,404,002

Step by Step Solution

1. Step 1: Write the proportion equation
   335,664,936 : 518,404,002 = 518,404,002 : x
2. Step 2: Convert to fraction form
   335,664,936/518,404,002 = 518,404,002/x
3. Step 3: Cross multiply
   335,664,936x = 518,404,002 × 518,404,002
4. Step 4: Simplify right side
   335,664,936x = 268,742,709,289,616,000
5. Step 5: Solve for x
   x = 268,742,709,289,616,000/335,664,936
6. Step 6: Final answer
   x = 800,627,889.50