Finding the Third Proportional to 785,797,576 and 1,309,583,698

Step by Step Solution

1. Step 1: Write the proportion equation
   785,797,576 : 1,309,583,698 = 1,309,583,698 : x
2. Step 2: Convert to fraction form
   785,797,576/1,309,583,698 = 1,309,583,698/x
3. Step 3: Cross multiply
   785,797,576x = 1,309,583,698 × 1,309,583,698
4. Step 4: Simplify right side
   785,797,576x = 1,715,009,462,067,355,136
5. Step 5: Solve for x
   x = 1,715,009,462,067,355,136/785,797,576
6. Step 6: Final answer
   x = 2,182,507,956.82