Finding the Third Proportional to 2,545,019 and 5,488,549

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,019 : 5,488,549 = 5,488,549 : x
2. Step 2: Convert to fraction form
   2,545,019/5,488,549 = 5,488,549/x
3. Step 3: Cross multiply
   2,545,019x = 5,488,549 × 5,488,549
4. Step 4: Simplify right side
   2,545,019x = 30,124,170,125,401
5. Step 5: Solve for x
   x = 30,124,170,125,401/2,545,019
6. Step 6: Final answer
   x = 11,836,520.72