Finding the Third Proportional to 158,802 and 340,630

Step by Step Solution

1. Step 1: Write the proportion equation
   158,802 : 340,630 = 340,630 : x
2. Step 2: Convert to fraction form
   158,802/340,630 = 340,630/x
3. Step 3: Cross multiply
   158,802x = 340,630 × 340,630
4. Step 4: Simplify right side
   158,802x = 116,028,796,900
5. Step 5: Solve for x
   x = 116,028,796,900/158,802
6. Step 6: Final answer
   x = 730,650.73