Finding the Third Proportional to 173,132.50 and 270,634

Step by Step Solution

1. Step 1: Write the proportion equation
   173,132.50 : 270,634 = 270,634 : x
2. Step 2: Convert to fraction form
   173,132.50/270,634 = 270,634/x
3. Step 3: Cross multiply
   173,132.50x = 270,634 × 270,634
4. Step 4: Simplify right side
   173,132.50x = 73,242,761,956
5. Step 5: Solve for x
   x = 73,242,761,956/173,132.50
6. Step 6: Final answer
   x = 423,044.56