Finding the Third Proportional to 152,782 and 328,966

Step by Step Solution

1. Step 1: Write the proportion equation
   152,782 : 328,966 = 328,966 : x
2. Step 2: Convert to fraction form
   152,782/328,966 = 328,966/x
3. Step 3: Cross multiply
   152,782x = 328,966 × 328,966
4. Step 4: Simplify right side
   152,782x = 108,218,629,156
5. Step 5: Solve for x
   x = 108,218,629,156/152,782
6. Step 6: Final answer
   x = 708,320.54