Finding the Third Proportional to 155,332 and 331,016

Step by Step Solution

1. Step 1: Write the proportion equation
   155,332 : 331,016 = 331,016 : x
2. Step 2: Convert to fraction form
   155,332/331,016 = 331,016/x
3. Step 3: Cross multiply
   155,332x = 331,016 × 331,016
4. Step 4: Simplify right side
   155,332x = 109,571,592,256
5. Step 5: Solve for x
   x = 109,571,592,256/155,332
6. Step 6: Final answer
   x = 705,402.57