Finding the Third Proportional to 2,558,020 and 4,012,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,020 : 4,012,422 = 4,012,422 : x
2. Step 2: Convert to fraction form
   2,558,020/4,012,422 = 4,012,422/x
3. Step 3: Cross multiply
   2,558,020x = 4,012,422 × 4,012,422
4. Step 4: Simplify right side
   2,558,020x = 16,099,530,306,084
5. Step 5: Solve for x
   x = 16,099,530,306,084/2,558,020
6. Step 6: Final answer
   x = 6,293,746.85