Finding the Third Proportional to 67,287 and 104,484

Step by Step Solution

1. Step 1: Write the proportion equation
   67,287 : 104,484 = 104,484 : x
2. Step 2: Convert to fraction form
   67,287/104,484 = 104,484/x
3. Step 3: Cross multiply
   67,287x = 104,484 × 104,484
4. Step 4: Simplify right side
   67,287x = 10,916,906,256
5. Step 5: Solve for x
   x = 10,916,906,256/67,287
6. Step 6: Final answer
   x = 162,243.91