Finding the Third Proportional to 4,441,856 and 9,644,786

Step by Step Solution

1. Step 1: Write the proportion equation
   4,441,856 : 9,644,786 = 9,644,786 : x
2. Step 2: Convert to fraction form
   4,441,856/9,644,786 = 9,644,786/x
3. Step 3: Cross multiply
   4,441,856x = 9,644,786 × 9,644,786
4. Step 4: Simplify right side
   4,441,856x = 93,021,896,985,796
5. Step 5: Solve for x
   x = 93,021,896,985,796/4,441,856
6. Step 6: Final answer
   x = 20,942,123.51