Finding the Third Proportional to 2,835,780 and 4,255,744

Step by Step Solution

1. Step 1: Write the proportion equation
   2,835,780 : 4,255,744 = 4,255,744 : x
2. Step 2: Convert to fraction form
   2,835,780/4,255,744 = 4,255,744/x
3. Step 3: Cross multiply
   2,835,780x = 4,255,744 × 4,255,744
4. Step 4: Simplify right side
   2,835,780x = 18,111,356,993,536
5. Step 5: Solve for x
   x = 18,111,356,993,536/2,835,780
6. Step 6: Final answer
   x = 6,386,728.52