Finding the Third Proportional to 2,036,489 and 4,021,570

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036,489 : 4,021,570 = 4,021,570 : x
2. Step 2: Convert to fraction form
   2,036,489/4,021,570 = 4,021,570/x
3. Step 3: Cross multiply
   2,036,489x = 4,021,570 × 4,021,570
4. Step 4: Simplify right side
   2,036,489x = 16,173,025,264,900
5. Step 5: Solve for x
   x = 16,173,025,264,900/2,036,489
6. Step 6: Final answer
   x = 7,941,621.72