Finding the Third Proportional to 158,950 and 345,238

Step by Step Solution

1. Step 1: Write the proportion equation
   158,950 : 345,238 = 345,238 : x
2. Step 2: Convert to fraction form
   158,950/345,238 = 345,238/x
3. Step 3: Cross multiply
   158,950x = 345,238 × 345,238
4. Step 4: Simplify right side
   158,950x = 119,189,276,644
5. Step 5: Solve for x
   x = 119,189,276,644/158,950
6. Step 6: Final answer
   x = 749,853.90