Finding the Third Proportional to 70,710 and 151,540

Step by Step Solution

1. Step 1: Write the proportion equation
   70,710 : 151,540 = 151,540 : x
2. Step 2: Convert to fraction form
   70,710/151,540 = 151,540/x
3. Step 3: Cross multiply
   70,710x = 151,540 × 151,540
4. Step 4: Simplify right side
   70,710x = 22,964,371,600
5. Step 5: Solve for x
   x = 22,964,371,600/70,710
6. Step 6: Final answer
   x = 324,768.37