Finding the Third Proportional to 5,105,418,825 and 10,928,027,649

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105,418,825 : 10,928,027,649 = 10,928,027,649 : x
2. Step 2: Convert to fraction form
   5,105,418,825/10,928,027,649 = 10,928,027,649/x
3. Step 3: Cross multiply
   5,105,418,825x = 10,928,027,649 × 10,928,027,649
4. Step 4: Simplify right side
   5,105,418,825x = 119,421,788,297,308,471,296
5. Step 5: Solve for x
   x = 119,421,788,297,308,471,296/5,105,418,825
6. Step 6: Final answer
   x = 23,391,183,444.64