Finding the Third Proportional to 4,441,285 and 9,231,478

Step by Step Solution

1. Step 1: Write the proportion equation
   4,441,285 : 9,231,478 = 9,231,478 : x
2. Step 2: Convert to fraction form
   4,441,285/9,231,478 = 9,231,478/x
3. Step 3: Cross multiply
   4,441,285x = 9,231,478 × 9,231,478
4. Step 4: Simplify right side
   4,441,285x = 85,220,186,064,484
5. Step 5: Solve for x
   x = 85,220,186,064,484/4,441,285
6. Step 6: Final answer
   x = 19,188,182.26