Finding the Third Proportional to 1,397,757,772.50 and 3,105,797,877

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,757,772.50 : 3,105,797,877 = 3,105,797,877 : x
2. Step 2: Convert to fraction form
   1,397,757,772.50/3,105,797,877 = 3,105,797,877/x
3. Step 3: Cross multiply
   1,397,757,772.50x = 3,105,797,877 × 3,105,797,877
4. Step 4: Simplify right side
   1,397,757,772.50x = 9,645,980,452,777,707,520
5. Step 5: Solve for x
   x = 9,645,980,452,777,707,520/1,397,757,772.50
6. Step 6: Final answer
   x = 6,901,038,679.63