Finding the Third Proportional to 158,262 and 345,900

Step by Step Solution

1. Step 1: Write the proportion equation
   158,262 : 345,900 = 345,900 : x
2. Step 2: Convert to fraction form
   158,262/345,900 = 345,900/x
3. Step 3: Cross multiply
   158,262x = 345,900 × 345,900
4. Step 4: Simplify right side
   158,262x = 119,646,810,000
5. Step 5: Solve for x
   x = 119,646,810,000/158,262
6. Step 6: Final answer
   x = 756,004.66