Finding the Third Proportional to 2,459,443,887 and 5,310,789,055

Step by Step Solution

1. Step 1: Write the proportion equation
   2,459,443,887 : 5,310,789,055 = 5,310,789,055 : x
2. Step 2: Convert to fraction form
   2,459,443,887/5,310,789,055 = 5,310,789,055/x
3. Step 3: Cross multiply
   2,459,443,887x = 5,310,789,055 × 5,310,789,055
4. Step 4: Simplify right side
   2,459,443,887x = 28,204,480,386,707,791,872
5. Step 5: Solve for x
   x = 28,204,480,386,707,791,872/2,459,443,887
6. Step 6: Final answer
   x = 11,467,828,372.01