Finding the Third Proportional to 2,100,450 and 4,499,793

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,450 : 4,499,793 = 4,499,793 : x
2. Step 2: Convert to fraction form
   2,100,450/4,499,793 = 4,499,793/x
3. Step 3: Cross multiply
   2,100,450x = 4,499,793 × 4,499,793
4. Step 4: Simplify right side
   2,100,450x = 20,248,137,042,849
5. Step 5: Solve for x
   x = 20,248,137,042,849/2,100,450
6. Step 6: Final answer
   x = 9,639,904.33