Finding the Third Proportional to 126,646.50 and 275,244

Step by Step Solution

1. Step 1: Write the proportion equation
   126,646.50 : 275,244 = 275,244 : x
2. Step 2: Convert to fraction form
   126,646.50/275,244 = 275,244/x
3. Step 3: Cross multiply
   126,646.50x = 275,244 × 275,244
4. Step 4: Simplify right side
   126,646.50x = 75,759,259,536
5. Step 5: Solve for x
   x = 75,759,259,536/126,646.50
6. Step 6: Final answer
   x = 598,194.66