Finding the Third Proportional to 207,348 and 447,384

Step by Step Solution

1. Step 1: Write the proportion equation
   207,348 : 447,384 = 447,384 : x
2. Step 2: Convert to fraction form
   207,348/447,384 = 447,384/x
3. Step 3: Cross multiply
   207,348x = 447,384 × 447,384
4. Step 4: Simplify right side
   207,348x = 200,152,443,456
5. Step 5: Solve for x
   x = 200,152,443,456/207,348
6. Step 6: Final answer
   x = 965,297.20