Finding the Third Proportional to 2,098,728 and 4,518,536

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098,728 : 4,518,536 = 4,518,536 : x
2. Step 2: Convert to fraction form
   2,098,728/4,518,536 = 4,518,536/x
3. Step 3: Cross multiply
   2,098,728x = 4,518,536 × 4,518,536
4. Step 4: Simplify right side
   2,098,728x = 20,417,167,583,296
5. Step 5: Solve for x
   x = 20,417,167,583,296/2,098,728
6. Step 6: Final answer
   x = 9,728,353.36