Finding the Third Proportional to 158,944.50 and 330,822

Step by Step Solution

1. Step 1: Write the proportion equation
   158,944.50 : 330,822 = 330,822 : x
2. Step 2: Convert to fraction form
   158,944.50/330,822 = 330,822/x
3. Step 3: Cross multiply
   158,944.50x = 330,822 × 330,822
4. Step 4: Simplify right side
   158,944.50x = 109,443,195,684
5. Step 5: Solve for x
   x = 109,443,195,684/158,944.50
6. Step 6: Final answer
   x = 688,562.33