Finding the Third Proportional to 664,683,304 and 1,538,621,570

Step by Step Solution

1. Step 1: Write the proportion equation
   664,683,304 : 1,538,621,570 = 1,538,621,570 : x
2. Step 2: Convert to fraction form
   664,683,304/1,538,621,570 = 1,538,621,570/x
3. Step 3: Cross multiply
   664,683,304x = 1,538,621,570 × 1,538,621,570
4. Step 4: Simplify right side
   664,683,304x = 2,367,356,335,669,264,896
5. Step 5: Solve for x
   x = 2,367,356,335,669,264,896/664,683,304
6. Step 6: Final answer
   x = 3,561,630,510.99