Finding the Third Proportional to 2,570,021 and 3,411,471

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570,021 : 3,411,471 = 3,411,471 : x
2. Step 2: Convert to fraction form
   2,570,021/3,411,471 = 3,411,471/x
3. Step 3: Cross multiply
   2,570,021x = 3,411,471 × 3,411,471
4. Step 4: Simplify right side
   2,570,021x = 11,638,134,383,841
5. Step 5: Solve for x
   x = 11,638,134,383,841/2,570,021
6. Step 6: Final answer
   x = 4,528,419.96