Finding the Third Proportional to 158,601 and 231,945

Step by Step Solution

1. Step 1: Write the proportion equation
   158,601 : 231,945 = 231,945 : x
2. Step 2: Convert to fraction form
   158,601/231,945 = 231,945/x
3. Step 3: Cross multiply
   158,601x = 231,945 × 231,945
4. Step 4: Simplify right side
   158,601x = 53,798,483,025
5. Step 5: Solve for x
   x = 53,798,483,025/158,601
6. Step 6: Final answer
   x = 339,206.46