Finding the Third Proportional to 785,797,571 and 1,309,583,690

Step by Step Solution

1. Step 1: Write the proportion equation
   785,797,571 : 1,309,583,690 = 1,309,583,690 : x
2. Step 2: Convert to fraction form
   785,797,571/1,309,583,690 = 1,309,583,690/x
3. Step 3: Cross multiply
   785,797,571x = 1,309,583,690 × 1,309,583,690
4. Step 4: Simplify right side
   785,797,571x = 1,715,009,441,114,016,000
5. Step 5: Solve for x
   x = 1,715,009,441,114,016,000/785,797,571
6. Step 6: Final answer
   x = 2,182,507,944.04