Finding the Third Proportional to 36,630,723 and 72,339,510

Step by Step Solution

1. Step 1: Write the proportion equation
   36,630,723 : 72,339,510 = 72,339,510 : x
2. Step 2: Convert to fraction form
   36,630,723/72,339,510 = 72,339,510/x
3. Step 3: Cross multiply
   36,630,723x = 72,339,510 × 72,339,510
4. Step 4: Simplify right side
   36,630,723x = 5,233,004,707,040,100
5. Step 5: Solve for x
   x = 5,233,004,707,040,100/36,630,723
6. Step 6: Final answer
   x = 142,858,351.64