Finding the Third Proportional to 78,066 and 167,976

Step by Step Solution

1. Step 1: Write the proportion equation
   78,066 : 167,976 = 167,976 : x
2. Step 2: Convert to fraction form
   78,066/167,976 = 167,976/x
3. Step 3: Cross multiply
   78,066x = 167,976 × 167,976
4. Step 4: Simplify right side
   78,066x = 28,215,936,576
5. Step 5: Solve for x
   x = 28,215,936,576/78,066
6. Step 6: Final answer
   x = 361,436.95