Finding the Third Proportional to 459,395,568 and 706,123,980

Step by Step Solution

1. Step 1: Write the proportion equation
   459,395,568 : 706,123,980 = 706,123,980 : x
2. Step 2: Convert to fraction form
   459,395,568/706,123,980 = 706,123,980/x
3. Step 3: Cross multiply
   459,395,568x = 706,123,980 × 706,123,980
4. Step 4: Simplify right side
   459,395,568x = 498,611,075,131,040,384
5. Step 5: Solve for x
   x = 498,611,075,131,040,384/459,395,568
6. Step 6: Final answer
   x = 1,085,363,268.31