Finding the Third Proportional to 200,044 and 434,434

Step by Step Solution

1. Step 1: Write the proportion equation
   200,044 : 434,434 = 434,434 : x
2. Step 2: Convert to fraction form
   200,044/434,434 = 434,434/x
3. Step 3: Cross multiply
   200,044x = 434,434 × 434,434
4. Step 4: Simplify right side
   200,044x = 188,732,900,356
5. Step 5: Solve for x
   x = 188,732,900,356/200,044
6. Step 6: Final answer
   x = 943,456.94