Finding the Third Proportional to 68,579,316 and 146,703,456

Step by Step Solution

1. Step 1: Write the proportion equation
   68,579,316 : 146,703,456 = 146,703,456 : x
2. Step 2: Convert to fraction form
   68,579,316/146,703,456 = 146,703,456/x
3. Step 3: Cross multiply
   68,579,316x = 146,703,456 × 146,703,456
4. Step 4: Simplify right side
   68,579,316x = 21,521,904,002,343,936
5. Step 5: Solve for x
   x = 21,521,904,002,343,936/68,579,316
6. Step 6: Final answer
   x = 313,825,002.31