Finding the Third Proportional to 3,985,503 and 5,592,450

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,503 : 5,592,450 = 5,592,450 : x
2. Step 2: Convert to fraction form
   3,985,503/5,592,450 = 5,592,450/x
3. Step 3: Cross multiply
   3,985,503x = 5,592,450 × 5,592,450
4. Step 4: Simplify right side
   3,985,503x = 31,275,497,002,500
5. Step 5: Solve for x
   x = 31,275,497,002,500/3,985,503
6. Step 6: Final answer
   x = 7,847,314.88