Finding the Third Proportional to 886,806,361.69 and 1,247,233,813.31

Step by Step Solution

1. Step 1: Write the proportion equation
   886,806,361.69 : 1,247,233,813.31 = 1,247,233,813.31 : x
2. Step 2: Convert to fraction form
   886,806,361.69/1,247,233,813.31 = 1,247,233,813.31/x
3. Step 3: Cross multiply
   886,806,361.69x = 1,247,233,813.31 × 1,247,233,813.31
4. Step 4: Simplify right side
   886,806,361.69x = 1,555,592,185,070,040,064
5. Step 5: Solve for x
   x = 1,555,592,185,070,040,064/886,806,361.69
6. Step 6: Final answer
   x = 1,754,150,908.56