Finding the Third Proportional to 78,996 and 169,110

Step by Step Solution

1. Step 1: Write the proportion equation
   78,996 : 169,110 = 169,110 : x
2. Step 2: Convert to fraction form
   78,996/169,110 = 169,110/x
3. Step 3: Cross multiply
   78,996x = 169,110 × 169,110
4. Step 4: Simplify right side
   78,996x = 28,598,192,100
5. Step 5: Solve for x
   x = 28,598,192,100/78,996
6. Step 6: Final answer
   x = 362,020.76