Finding the Third Proportional to 126,970.50 and 270,816

Step by Step Solution

1. Step 1: Write the proportion equation
   126,970.50 : 270,816 = 270,816 : x
2. Step 2: Convert to fraction form
   126,970.50/270,816 = 270,816/x
3. Step 3: Cross multiply
   126,970.50x = 270,816 × 270,816
4. Step 4: Simplify right side
   126,970.50x = 73,341,305,856
5. Step 5: Solve for x
   x = 73,341,305,856/126,970.50
6. Step 6: Final answer
   x = 577,624.77