Finding the Third Proportional to 2,564,806 and 4,002,486

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,806 : 4,002,486 = 4,002,486 : x
2. Step 2: Convert to fraction form
   2,564,806/4,002,486 = 4,002,486/x
3. Step 3: Cross multiply
   2,564,806x = 4,002,486 × 4,002,486
4. Step 4: Simplify right side
   2,564,806x = 16,019,894,180,196
5. Step 5: Solve for x
   x = 16,019,894,180,196/2,564,806
6. Step 6: Final answer
   x = 6,246,045.19