Finding the Third Proportional to 2,938,621 and 4,452,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938,621 : 4,452,287 = 4,452,287 : x
2. Step 2: Convert to fraction form
   2,938,621/4,452,287 = 4,452,287/x
3. Step 3: Cross multiply
   2,938,621x = 4,452,287 × 4,452,287
4. Step 4: Simplify right side
   2,938,621x = 19,822,859,530,369
5. Step 5: Solve for x
   x = 19,822,859,530,369/2,938,621
6. Step 6: Final answer
   x = 6,745,633.25