Finding the Third Proportional to 363,419,198.50 and 792,613,447.25

Step by Step Solution

1. Step 1: Write the proportion equation
   363,419,198.50 : 792,613,447.25 = 792,613,447.25 : x
2. Step 2: Convert to fraction form
   363,419,198.50/792,613,447.25 = 792,613,447.25/x
3. Step 3: Cross multiply
   363,419,198.50x = 792,613,447.25 × 792,613,447.25
4. Step 4: Simplify right side
   363,419,198.50x = 628,236,076,761,528,576
5. Step 5: Solve for x
   x = 628,236,076,761,528,576/363,419,198.50
6. Step 6: Final answer
   x = 1,728,681,586.87