Finding the Third Proportional to 191,384 and 447,018

Step by Step Solution

1. Step 1: Write the proportion equation
   191,384 : 447,018 = 447,018 : x
2. Step 2: Convert to fraction form
   191,384/447,018 = 447,018/x
3. Step 3: Cross multiply
   191,384x = 447,018 × 447,018
4. Step 4: Simplify right side
   191,384x = 199,825,092,324
5. Step 5: Solve for x
   x = 199,825,092,324/191,384
6. Step 6: Final answer
   x = 1,044,105.53