Finding the Third Proportional to 1,498,878 and 3,211,919

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498,878 : 3,211,919 = 3,211,919 : x
2. Step 2: Convert to fraction form
   1,498,878/3,211,919 = 3,211,919/x
3. Step 3: Cross multiply
   1,498,878x = 3,211,919 × 3,211,919
4. Step 4: Simplify right side
   1,498,878x = 10,316,423,662,561
5. Step 5: Solve for x
   x = 10,316,423,662,561/1,498,878
6. Step 6: Final answer
   x = 6,882,764.08