Finding the Third Proportional to 2,018,689 and 4,413,541

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,689 : 4,413,541 = 4,413,541 : x
2. Step 2: Convert to fraction form
   2,018,689/4,413,541 = 4,413,541/x
3. Step 3: Cross multiply
   2,018,689x = 4,413,541 × 4,413,541
4. Step 4: Simplify right side
   2,018,689x = 19,479,344,158,681
5. Step 5: Solve for x
   x = 19,479,344,158,681/2,018,689
6. Step 6: Final answer
   x = 9,649,502.31