Finding the Third Proportional to 3,644,286 and 5,657,427

Step by Step Solution

1. Step 1: Write the proportion equation
   3,644,286 : 5,657,427 = 5,657,427 : x
2. Step 2: Convert to fraction form
   3,644,286/5,657,427 = 5,657,427/x
3. Step 3: Cross multiply
   3,644,286x = 5,657,427 × 5,657,427
4. Step 4: Simplify right side
   3,644,286x = 32,006,480,260,329
5. Step 5: Solve for x
   x = 32,006,480,260,329/3,644,286
6. Step 6: Final answer
   x = 8,782,647.76