Finding the Third Proportional to 192,136 and 301,434

Step by Step Solution

1. Step 1: Write the proportion equation
   192,136 : 301,434 = 301,434 : x
2. Step 2: Convert to fraction form
   192,136/301,434 = 301,434/x
3. Step 3: Cross multiply
   192,136x = 301,434 × 301,434
4. Step 4: Simplify right side
   192,136x = 90,862,456,356
5. Step 5: Solve for x
   x = 90,862,456,356/192,136
6. Step 6: Final answer
   x = 472,906.98