Finding the Third Proportional to 199,940 and 301,976

Step by Step Solution

1. Step 1: Write the proportion equation
   199,940 : 301,976 = 301,976 : x
2. Step 2: Convert to fraction form
   199,940/301,976 = 301,976/x
3. Step 3: Cross multiply
   199,940x = 301,976 × 301,976
4. Step 4: Simplify right side
   199,940x = 91,189,504,576
5. Step 5: Solve for x
   x = 91,189,504,576/199,940
6. Step 6: Final answer
   x = 456,084.35