Finding the Third Proportional to 1,822,242 and 3,987,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822,242 : 3,987,672 = 3,987,672 : x
2. Step 2: Convert to fraction form
   1,822,242/3,987,672 = 3,987,672/x
3. Step 3: Cross multiply
   1,822,242x = 3,987,672 × 3,987,672
4. Step 4: Simplify right side
   1,822,242x = 15,901,527,979,584
5. Step 5: Solve for x
   x = 15,901,527,979,584/1,822,242
6. Step 6: Final answer
   x = 8,726,353.57