Finding the Third Proportional to 1,823,438 and 3,967,959

Step by Step Solution

1. Step 1: Write the proportion equation
   1,823,438 : 3,967,959 = 3,967,959 : x
2. Step 2: Convert to fraction form
   1,823,438/3,967,959 = 3,967,959/x
3. Step 3: Cross multiply
   1,823,438x = 3,967,959 × 3,967,959
4. Step 4: Simplify right side
   1,823,438x = 15,744,698,625,681
5. Step 5: Solve for x
   x = 15,744,698,625,681/1,823,438
6. Step 6: Final answer
   x = 8,634,622.41