Finding the Third Proportional to 1,170,728 and 2,553,622

Step by Step Solution

1. Step 1: Write the proportion equation
   1,170,728 : 2,553,622 = 2,553,622 : x
2. Step 2: Convert to fraction form
   1,170,728/2,553,622 = 2,553,622/x
3. Step 3: Cross multiply
   1,170,728x = 2,553,622 × 2,553,622
4. Step 4: Simplify right side
   1,170,728x = 6,520,985,318,884
5. Step 5: Solve for x
   x = 6,520,985,318,884/1,170,728
6. Step 6: Final answer
   x = 5,570,025.93