Finding the Third Proportional to 2,491,515 and 3,847,689

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,515 : 3,847,689 = 3,847,689 : x
2. Step 2: Convert to fraction form
   2,491,515/3,847,689 = 3,847,689/x
3. Step 3: Cross multiply
   2,491,515x = 3,847,689 × 3,847,689
4. Step 4: Simplify right side
   2,491,515x = 14,804,710,640,721
5. Step 5: Solve for x
   x = 14,804,710,640,721/2,491,515
6. Step 6: Final answer
   x = 5,942,051.58