Finding the Third Proportional to 1,817,065,478 and 3,944,245,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,817,065,478 : 3,944,245,456 = 3,944,245,456 : x
2. Step 2: Convert to fraction form
   1,817,065,478/3,944,245,456 = 3,944,245,456/x
3. Step 3: Cross multiply
   1,817,065,478x = 3,944,245,456 × 3,944,245,456
4. Step 4: Simplify right side
   1,817,065,478x = 15,557,072,217,176,647,680
5. Step 5: Solve for x
   x = 15,557,072,217,176,647,680/1,817,065,478
6. Step 6: Final answer
   x = 8,561,646,459.93