Finding the Third Proportional to 199,197 and 300,462

Step by Step Solution

1. Step 1: Write the proportion equation
   199,197 : 300,462 = 300,462 : x
2. Step 2: Convert to fraction form
   199,197/300,462 = 300,462/x
3. Step 3: Cross multiply
   199,197x = 300,462 × 300,462
4. Step 4: Simplify right side
   199,197x = 90,277,413,444
5. Step 5: Solve for x
   x = 90,277,413,444/199,197
6. Step 6: Final answer
   x = 453,206.69