Finding the Third Proportional to 2,723,940 and 4,123,782

Step by Step Solution

1. Step 1: Write the proportion equation
   2,723,940 : 4,123,782 = 4,123,782 : x
2. Step 2: Convert to fraction form
   2,723,940/4,123,782 = 4,123,782/x
3. Step 3: Cross multiply
   2,723,940x = 4,123,782 × 4,123,782
4. Step 4: Simplify right side
   2,723,940x = 17,005,577,983,524
5. Step 5: Solve for x
   x = 17,005,577,983,524/2,723,940
6. Step 6: Final answer
   x = 6,243,007.55