Finding the Third Proportional to 2,115,747 and 3,223,197

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,747 : 3,223,197 = 3,223,197 : x
2. Step 2: Convert to fraction form
   2,115,747/3,223,197 = 3,223,197/x
3. Step 3: Cross multiply
   2,115,747x = 3,223,197 × 3,223,197
4. Step 4: Simplify right side
   2,115,747x = 10,388,998,900,809
5. Step 5: Solve for x
   x = 10,388,998,900,809/2,115,747
6. Step 6: Final answer
   x = 4,910,321.93