Finding the Third Proportional to 785,797,550 and 1,309,583,658

Step by Step Solution

1. Step 1: Write the proportion equation
   785,797,550 : 1,309,583,658 = 1,309,583,658 : x
2. Step 2: Convert to fraction form
   785,797,550/1,309,583,658 = 1,309,583,658/x
3. Step 3: Cross multiply
   785,797,550x = 1,309,583,658 × 1,309,583,658
4. Step 4: Simplify right side
   785,797,550x = 1,715,009,357,300,660,992
5. Step 5: Solve for x
   x = 1,715,009,357,300,660,992/785,797,550
6. Step 6: Final answer
   x = 2,182,507,895.71