Finding the Third Proportional to 2,258,221,665 and 4,891,689,882

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,221,665 : 4,891,689,882 = 4,891,689,882 : x
2. Step 2: Convert to fraction form
   2,258,221,665/4,891,689,882 = 4,891,689,882/x
3. Step 3: Cross multiply
   2,258,221,665x = 4,891,689,882 × 4,891,689,882
4. Step 4: Simplify right side
   2,258,221,665x = 23,928,629,901,661,175,808
5. Step 5: Solve for x
   x = 23,928,629,901,661,175,808/2,258,221,665
6. Step 6: Final answer
   x = 10,596,227,231.60