Finding the Third Proportional to 1,821,252 and 2,672,830

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821,252 : 2,672,830 = 2,672,830 : x
2. Step 2: Convert to fraction form
   1,821,252/2,672,830 = 2,672,830/x
3. Step 3: Cross multiply
   1,821,252x = 2,672,830 × 2,672,830
4. Step 4: Simplify right side
   1,821,252x = 7,144,020,208,900
5. Step 5: Solve for x
   x = 7,144,020,208,900/1,821,252
6. Step 6: Final answer
   x = 3,922,587.43