Finding the Third Proportional to 2,019,972 and 4,354,824

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,972 : 4,354,824 = 4,354,824 : x
2. Step 2: Convert to fraction form
   2,019,972/4,354,824 = 4,354,824/x
3. Step 3: Cross multiply
   2,019,972x = 4,354,824 × 4,354,824
4. Step 4: Simplify right side
   2,019,972x = 18,964,492,070,976
5. Step 5: Solve for x
   x = 18,964,492,070,976/2,019,972
6. Step 6: Final answer
   x = 9,388,492.55