Finding the Third Proportional to 127,744.50 and 268,722

Step by Step Solution

1. Step 1: Write the proportion equation
   127,744.50 : 268,722 = 268,722 : x
2. Step 2: Convert to fraction form
   127,744.50/268,722 = 268,722/x
3. Step 3: Cross multiply
   127,744.50x = 268,722 × 268,722
4. Step 4: Simplify right side
   127,744.50x = 72,211,513,284
5. Step 5: Solve for x
   x = 72,211,513,284/127,744.50
6. Step 6: Final answer
   x = 565,280.80