Finding the Third Proportional to 2,568,910.36 and 5,525,329.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568,910.36 : 5,525,329.78 = 5,525,329.78 : x
2. Step 2: Convert to fraction form
   2,568,910.36/5,525,329.78 = 5,525,329.78/x
3. Step 3: Cross multiply
   2,568,910.36x = 5,525,329.78 × 5,525,329.78
4. Step 4: Simplify right side
   2,568,910.36x = 30,529,269,191,568.17
5. Step 5: Solve for x
   x = 30,529,269,191,568.17/2,568,910.36
6. Step 6: Final answer
   x = 11,884,131.76