Finding the Third Proportional to 204,892 and 447,144

Step by Step Solution

1. Step 1: Write the proportion equation
   204,892 : 447,144 = 447,144 : x
2. Step 2: Convert to fraction form
   204,892/447,144 = 447,144/x
3. Step 3: Cross multiply
   204,892x = 447,144 × 447,144
4. Step 4: Simplify right side
   204,892x = 199,937,756,736
5. Step 5: Solve for x
   x = 199,937,756,736/204,892
6. Step 6: Final answer
   x = 975,820.22