Finding the Third Proportional to 127,996.50 and 275,616

Step by Step Solution

1. Step 1: Write the proportion equation
   127,996.50 : 275,616 = 275,616 : x
2. Step 2: Convert to fraction form
   127,996.50/275,616 = 275,616/x
3. Step 3: Cross multiply
   127,996.50x = 275,616 × 275,616
4. Step 4: Simplify right side
   127,996.50x = 75,964,179,456
5. Step 5: Solve for x
   x = 75,964,179,456/127,996.50
6. Step 6: Final answer
   x = 593,486.38