Finding the Third Proportional to 2,216,450 and 4,847,620

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,450 : 4,847,620 = 4,847,620 : x
2. Step 2: Convert to fraction form
   2,216,450/4,847,620 = 4,847,620/x
3. Step 3: Cross multiply
   2,216,450x = 4,847,620 × 4,847,620
4. Step 4: Simplify right side
   2,216,450x = 23,499,419,664,400
5. Step 5: Solve for x
   x = 23,499,419,664,400/2,216,450
6. Step 6: Final answer
   x = 10,602,278.27