Finding the Third Proportional to 2,021,209 and 2,972,662

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,209 : 2,972,662 = 2,972,662 : x
2. Step 2: Convert to fraction form
   2,021,209/2,972,662 = 2,972,662/x
3. Step 3: Cross multiply
   2,021,209x = 2,972,662 × 2,972,662
4. Step 4: Simplify right side
   2,021,209x = 8,836,719,366,244
5. Step 5: Solve for x
   x = 8,836,719,366,244/2,021,209
6. Step 6: Final answer
   x = 4,371,996.84