Finding the Third Proportional to 2,574,857,334 and 5,561,345,166

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574,857,334 : 5,561,345,166 = 5,561,345,166 : x
2. Step 2: Convert to fraction form
   2,574,857,334/5,561,345,166 = 5,561,345,166/x
3. Step 3: Cross multiply
   2,574,857,334x = 5,561,345,166 × 5,561,345,166
4. Step 4: Simplify right side
   2,574,857,334x = 30,928,560,055,391,567,872
5. Step 5: Solve for x
   x = 30,928,560,055,391,567,872/2,574,857,334
6. Step 6: Final answer
   x = 12,011,756,786.29