Finding the Third Proportional to 126,927 and 275,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   126,927 : 275,719.50 = 275,719.50 : x
2. Step 2: Convert to fraction form
   126,927/275,719.50 = 275,719.50/x
3. Step 3: Cross multiply
   126,927x = 275,719.50 × 275,719.50
4. Step 4: Simplify right side
   126,927x = 76,021,242,680.25
5. Step 5: Solve for x
   x = 76,021,242,680.25/126,927
6. Step 6: Final answer
   x = 598,936.73