Finding the Third Proportional to 2,021,745 and 4,397,781

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,745 : 4,397,781 = 4,397,781 : x
2. Step 2: Convert to fraction form
   2,021,745/4,397,781 = 4,397,781/x
3. Step 3: Cross multiply
   2,021,745x = 4,397,781 × 4,397,781
4. Step 4: Simplify right side
   2,021,745x = 19,340,477,723,961
5. Step 5: Solve for x
   x = 19,340,477,723,961/2,021,745
6. Step 6: Final answer
   x = 9,566,230.03