Finding the Third Proportional to 3,993,138 and 5,987,754

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993,138 : 5,987,754 = 5,987,754 : x
2. Step 2: Convert to fraction form
   3,993,138/5,987,754 = 5,987,754/x
3. Step 3: Cross multiply
   3,993,138x = 5,987,754 × 5,987,754
4. Step 4: Simplify right side
   3,993,138x = 35,853,197,964,516
5. Step 5: Solve for x
   x = 35,853,197,964,516/3,993,138
6. Step 6: Final answer
   x = 8,978,702.46