Finding the Third Proportional to 155,016 and 331,180

Step by Step Solution

1. Step 1: Write the proportion equation
   155,016 : 331,180 = 331,180 : x
2. Step 2: Convert to fraction form
   155,016/331,180 = 331,180/x
3. Step 3: Cross multiply
   155,016x = 331,180 × 331,180
4. Step 4: Simplify right side
   155,016x = 109,680,192,400
5. Step 5: Solve for x
   x = 109,680,192,400/155,016
6. Step 6: Final answer
   x = 707,541.11