Finding the Third Proportional to 271,496 and 561,616

Step by Step Solution

1. Step 1: Write the proportion equation
   271,496 : 561,616 = 561,616 : x
2. Step 2: Convert to fraction form
   271,496/561,616 = 561,616/x
3. Step 3: Cross multiply
   271,496x = 561,616 × 561,616
4. Step 4: Simplify right side
   271,496x = 315,412,531,456
5. Step 5: Solve for x
   x = 315,412,531,456/271,496
6. Step 6: Final answer
   x = 1,161,757.56