Finding the Third Proportional to 158,800 and 340,626

Step by Step Solution

1. Step 1: Write the proportion equation
   158,800 : 340,626 = 340,626 : x
2. Step 2: Convert to fraction form
   158,800/340,626 = 340,626/x
3. Step 3: Cross multiply
   158,800x = 340,626 × 340,626
4. Step 4: Simplify right side
   158,800x = 116,026,071,876
5. Step 5: Solve for x
   x = 116,026,071,876/158,800
6. Step 6: Final answer
   x = 730,642.77