Finding the Third Proportional to 2,568,153 and 5,564,290

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568,153 : 5,564,290 = 5,564,290 : x
2. Step 2: Convert to fraction form
   2,568,153/5,564,290 = 5,564,290/x
3. Step 3: Cross multiply
   2,568,153x = 5,564,290 × 5,564,290
4. Step 4: Simplify right side
   2,568,153x = 30,961,323,204,100
5. Step 5: Solve for x
   x = 30,961,323,204,100/2,568,153
6. Step 6: Final answer
   x = 12,055,871.75