Finding the Third Proportional to 30,944 and 67,472

Step by Step Solution

1. Step 1: Write the proportion equation
   30,944 : 67,472 = 67,472 : x
2. Step 2: Convert to fraction form
   30,944/67,472 = 67,472/x
3. Step 3: Cross multiply
   30,944x = 67,472 × 67,472
4. Step 4: Simplify right side
   30,944x = 4,552,470,784
5. Step 5: Solve for x
   x = 4,552,470,784/30,944
6. Step 6: Final answer
   x = 147,119.66