Finding the Third Proportional to 2,019,981 and 4,432,407

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,981 : 4,432,407 = 4,432,407 : x
2. Step 2: Convert to fraction form
   2,019,981/4,432,407 = 4,432,407/x
3. Step 3: Cross multiply
   2,019,981x = 4,432,407 × 4,432,407
4. Step 4: Simplify right side
   2,019,981x = 19,646,231,813,649
5. Step 5: Solve for x
   x = 19,646,231,813,649/2,019,981
6. Step 6: Final answer
   x = 9,725,948.82