Finding the Third Proportional to 80,748 and 164,770

Step by Step Solution

1. Step 1: Write the proportion equation
   80,748 : 164,770 = 164,770 : x
2. Step 2: Convert to fraction form
   80,748/164,770 = 164,770/x
3. Step 3: Cross multiply
   80,748x = 164,770 × 164,770
4. Step 4: Simplify right side
   80,748x = 27,149,152,900
5. Step 5: Solve for x
   x = 27,149,152,900/80,748
6. Step 6: Final answer
   x = 336,220.75