Finding the Third Proportional to 2,289,320 and 4,972,624

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289,320 : 4,972,624 = 4,972,624 : x
2. Step 2: Convert to fraction form
   2,289,320/4,972,624 = 4,972,624/x
3. Step 3: Cross multiply
   2,289,320x = 4,972,624 × 4,972,624
4. Step 4: Simplify right side
   2,289,320x = 24,726,989,445,376
5. Step 5: Solve for x
   x = 24,726,989,445,376/2,289,320
6. Step 6: Final answer
   x = 10,801,019.27