Finding the Third Proportional to 649,659,556 and 1,066,487,766

Step by Step Solution

1. Step 1: Write the proportion equation
   649,659,556 : 1,066,487,766 = 1,066,487,766 : x
2. Step 2: Convert to fraction form
   649,659,556/1,066,487,766 = 1,066,487,766/x
3. Step 3: Cross multiply
   649,659,556x = 1,066,487,766 × 1,066,487,766
4. Step 4: Simplify right side
   649,659,556x = 1,137,396,155,027,670,784
5. Step 5: Solve for x
   x = 1,137,396,155,027,670,784/649,659,556
6. Step 6: Final answer
   x = 1,750,757,215.10