Finding the Third Proportional to 3,858,450 and 5,672,217

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858,450 : 5,672,217 = 5,672,217 : x
2. Step 2: Convert to fraction form
   3,858,450/5,672,217 = 5,672,217/x
3. Step 3: Cross multiply
   3,858,450x = 5,672,217 × 5,672,217
4. Step 4: Simplify right side
   3,858,450x = 32,174,045,695,089
5. Step 5: Solve for x
   x = 32,174,045,695,089/3,858,450
6. Step 6: Final answer
   x = 8,338,593.40