Finding the Third Proportional to 2,112,444 and 4,561,578

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,444 : 4,561,578 = 4,561,578 : x
2. Step 2: Convert to fraction form
   2,112,444/4,561,578 = 4,561,578/x
3. Step 3: Cross multiply
   2,112,444x = 4,561,578 × 4,561,578
4. Step 4: Simplify right side
   2,112,444x = 20,807,993,850,084
5. Step 5: Solve for x
   x = 20,807,993,850,084/2,112,444
6. Step 6: Final answer
   x = 9,850,199.03