Finding the Third Proportional to 204,869 and 443,434

Step by Step Solution

1. Step 1: Write the proportion equation
   204,869 : 443,434 = 443,434 : x
2. Step 2: Convert to fraction form
   204,869/443,434 = 443,434/x
3. Step 3: Cross multiply
   204,869x = 443,434 × 443,434
4. Step 4: Simplify right side
   204,869x = 196,633,712,356
5. Step 5: Solve for x
   x = 196,633,712,356/204,869
6. Step 6: Final answer
   x = 959,802.18