Finding the Third Proportional to 2,820,990 and 4,297,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,820,990 : 4,297,584 = 4,297,584 : x
2. Step 2: Convert to fraction form
   2,820,990/4,297,584 = 4,297,584/x
3. Step 3: Cross multiply
   2,820,990x = 4,297,584 × 4,297,584
4. Step 4: Simplify right side
   2,820,990x = 18,469,228,237,056
5. Step 5: Solve for x
   x = 18,469,228,237,056/2,820,990
6. Step 6: Final answer
   x = 6,547,073.27