Finding the Third Proportional to 72,206,208 and 150,384,384

Step by Step Solution

1. Step 1: Write the proportion equation
   72,206,208 : 150,384,384 = 150,384,384 : x
2. Step 2: Convert to fraction form
   72,206,208/150,384,384 = 150,384,384/x
3. Step 3: Cross multiply
   72,206,208x = 150,384,384 × 150,384,384
4. Step 4: Simplify right side
   72,206,208x = 22,615,462,951,059,456
5. Step 5: Solve for x
   x = 22,615,462,951,059,456/72,206,208
6. Step 6: Final answer
   x = 313,206,628.31