Finding the Third Proportional to 2,156,872 and 3,300,756

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,872 : 3,300,756 = 3,300,756 : x
2. Step 2: Convert to fraction form
   2,156,872/3,300,756 = 3,300,756/x
3. Step 3: Cross multiply
   2,156,872x = 3,300,756 × 3,300,756
4. Step 4: Simplify right side
   2,156,872x = 10,894,990,171,536
5. Step 5: Solve for x
   x = 10,894,990,171,536/2,156,872
6. Step 6: Final answer
   x = 5,051,291.95