Finding the Third Proportional to 2,521,830 and 5,472,330

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,830 : 5,472,330 = 5,472,330 : x
2. Step 2: Convert to fraction form
   2,521,830/5,472,330 = 5,472,330/x
3. Step 3: Cross multiply
   2,521,830x = 5,472,330 × 5,472,330
4. Step 4: Simplify right side
   2,521,830x = 29,946,395,628,900
5. Step 5: Solve for x
   x = 29,946,395,628,900/2,521,830
6. Step 6: Final answer
   x = 11,874,866.91