Finding the Third Proportional to 3,912,570 and 5,985,555

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912,570 : 5,985,555 = 5,985,555 : x
2. Step 2: Convert to fraction form
   3,912,570/5,985,555 = 5,985,555/x
3. Step 3: Cross multiply
   3,912,570x = 5,985,555 × 5,985,555
4. Step 4: Simplify right side
   3,912,570x = 35,826,868,658,025
5. Step 5: Solve for x
   x = 35,826,868,658,025/3,912,570
6. Step 6: Final answer
   x = 9,156,863.30