Finding the Third Proportional to 108,540 and 223,992

Step by Step Solution

1. Step 1: Write the proportion equation
   108,540 : 223,992 = 223,992 : x
2. Step 2: Convert to fraction form
   108,540/223,992 = 223,992/x
3. Step 3: Cross multiply
   108,540x = 223,992 × 223,992
4. Step 4: Simplify right side
   108,540x = 50,172,416,064
5. Step 5: Solve for x
   x = 50,172,416,064/108,540
6. Step 6: Final answer
   x = 462,248.17