Finding the Third Proportional to 328,037 and 706,384

Step by Step Solution

1. Step 1: Write the proportion equation
   328,037 : 706,384 = 706,384 : x
2. Step 2: Convert to fraction form
   328,037/706,384 = 706,384/x
3. Step 3: Cross multiply
   328,037x = 706,384 × 706,384
4. Step 4: Simplify right side
   328,037x = 498,978,355,456
5. Step 5: Solve for x
   x = 498,978,355,456/328,037
6. Step 6: Final answer
   x = 1,521,103.89