Finding the Third Proportional to 159,816,216 and 350,739,768

Step by Step Solution

1. Step 1: Write the proportion equation
   159,816,216 : 350,739,768 = 350,739,768 : x
2. Step 2: Convert to fraction form
   159,816,216/350,739,768 = 350,739,768/x
3. Step 3: Cross multiply
   159,816,216x = 350,739,768 × 350,739,768
4. Step 4: Simplify right side
   159,816,216x = 123,018,384,856,693,824
5. Step 5: Solve for x
   x = 123,018,384,856,693,824/159,816,216
6. Step 6: Final answer
   x = 769,749,077.63