Finding the Third Proportional to 2,216,799 and 4,775,451

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,799 : 4,775,451 = 4,775,451 : x
2. Step 2: Convert to fraction form
   2,216,799/4,775,451 = 4,775,451/x
3. Step 3: Cross multiply
   2,216,799x = 4,775,451 × 4,775,451
4. Step 4: Simplify right side
   2,216,799x = 22,804,932,253,401
5. Step 5: Solve for x
   x = 22,804,932,253,401/2,216,799
6. Step 6: Final answer
   x = 10,287,325.22