Finding the Third Proportional to 2,593,988 and 4,143,939

Step by Step Solution

1. Step 1: Write the proportion equation
   2,593,988 : 4,143,939 = 4,143,939 : x
2. Step 2: Convert to fraction form
   2,593,988/4,143,939 = 4,143,939/x
3. Step 3: Cross multiply
   2,593,988x = 4,143,939 × 4,143,939
4. Step 4: Simplify right side
   2,593,988x = 17,172,230,435,721
5. Step 5: Solve for x
   x = 17,172,230,435,721/2,593,988
6. Step 6: Final answer
   x = 6,620,011.52