Finding the Third Proportional to 2,557,989,767.25 and 5,566,409,841

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,989,767.25 : 5,566,409,841 = 5,566,409,841 : x
2. Step 2: Convert to fraction form
   2,557,989,767.25/5,566,409,841 = 5,566,409,841/x
3. Step 3: Cross multiply
   2,557,989,767.25x = 5,566,409,841 × 5,566,409,841
4. Step 4: Simplify right side
   2,557,989,767.25x = 30,984,918,517,981,646,848
5. Step 5: Solve for x
   x = 30,984,918,517,981,646,848/2,557,989,767.25
6. Step 6: Final answer
   x = 12,112,995,491.49