Finding the Third Proportional to 158,049 and 345,654

Step by Step Solution

1. Step 1: Write the proportion equation
   158,049 : 345,654 = 345,654 : x
2. Step 2: Convert to fraction form
   158,049/345,654 = 345,654/x
3. Step 3: Cross multiply
   158,049x = 345,654 × 345,654
4. Step 4: Simplify right side
   158,049x = 119,476,687,716
5. Step 5: Solve for x
   x = 119,476,687,716/158,049
6. Step 6: Final answer
   x = 755,947.13