Finding the Third Proportional to 3,856,874 and 8,226,324

Step by Step Solution

1. Step 1: Write the proportion equation
   3,856,874 : 8,226,324 = 8,226,324 : x
2. Step 2: Convert to fraction form
   3,856,874/8,226,324 = 8,226,324/x
3. Step 3: Cross multiply
   3,856,874x = 8,226,324 × 8,226,324
4. Step 4: Simplify right side
   3,856,874x = 67,672,406,552,976
5. Step 5: Solve for x
   x = 67,672,406,552,976/3,856,874
6. Step 6: Final answer
   x = 17,545,921.01