Finding the Third Proportional to 72,732 and 154,268

Step by Step Solution

1. Step 1: Write the proportion equation
   72,732 : 154,268 = 154,268 : x
2. Step 2: Convert to fraction form
   72,732/154,268 = 154,268/x
3. Step 3: Cross multiply
   72,732x = 154,268 × 154,268
4. Step 4: Simplify right side
   72,732x = 23,798,615,824
5. Step 5: Solve for x
   x = 23,798,615,824/72,732
6. Step 6: Final answer
   x = 327,209.70