Finding the Third Proportional to 1,969,579 and 4,284,249

Step by Step Solution

1. Step 1: Write the proportion equation
   1,969,579 : 4,284,249 = 4,284,249 : x
2. Step 2: Convert to fraction form
   1,969,579/4,284,249 = 4,284,249/x
3. Step 3: Cross multiply
   1,969,579x = 4,284,249 × 4,284,249
4. Step 4: Simplify right side
   1,969,579x = 18,354,789,494,001
5. Step 5: Solve for x
   x = 18,354,789,494,001/1,969,579
6. Step 6: Final answer
   x = 9,319,143.58