Finding the Third Proportional to 2,036,427 and 4,021,455

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036,427 : 4,021,455 = 4,021,455 : x
2. Step 2: Convert to fraction form
   2,036,427/4,021,455 = 4,021,455/x
3. Step 3: Cross multiply
   2,036,427x = 4,021,455 × 4,021,455
4. Step 4: Simplify right side
   2,036,427x = 16,172,100,317,025
5. Step 5: Solve for x
   x = 16,172,100,317,025/2,036,427
6. Step 6: Final answer
   x = 7,941,409.30