Finding the Third Proportional to 71,958 and 168,066

Step by Step Solution

1. Step 1: Write the proportion equation
   71,958 : 168,066 = 168,066 : x
2. Step 2: Convert to fraction form
   71,958/168,066 = 168,066/x
3. Step 3: Cross multiply
   71,958x = 168,066 × 168,066
4. Step 4: Simplify right side
   71,958x = 28,246,180,356
5. Step 5: Solve for x
   x = 28,246,180,356/71,958
6. Step 6: Final answer
   x = 392,537.04