Finding the Third Proportional to 2,555,372 and 5,629,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555,372 : 5,629,240 = 5,629,240 : x
2. Step 2: Convert to fraction form
   2,555,372/5,629,240 = 5,629,240/x
3. Step 3: Cross multiply
   2,555,372x = 5,629,240 × 5,629,240
4. Step 4: Simplify right side
   2,555,372x = 31,688,342,977,600
5. Step 5: Solve for x
   x = 31,688,342,977,600/2,555,372
6. Step 6: Final answer
   x = 12,400,677.07