Finding the Third Proportional to 4,514,858 and 9,642,022

Step by Step Solution

1. Step 1: Write the proportion equation
   4,514,858 : 9,642,022 = 9,642,022 : x
2. Step 2: Convert to fraction form
   4,514,858/9,642,022 = 9,642,022/x
3. Step 3: Cross multiply
   4,514,858x = 9,642,022 × 9,642,022
4. Step 4: Simplify right side
   4,514,858x = 92,968,588,248,484
5. Step 5: Solve for x
   x = 92,968,588,248,484/4,514,858
6. Step 6: Final answer
   x = 20,591,697.07