Finding the Third Proportional to 2,745,120 and 3,960,200

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745,120 : 3,960,200 = 3,960,200 : x
2. Step 2: Convert to fraction form
   2,745,120/3,960,200 = 3,960,200/x
3. Step 3: Cross multiply
   2,745,120x = 3,960,200 × 3,960,200
4. Step 4: Simplify right side
   2,745,120x = 15,683,184,040,000
5. Step 5: Solve for x
   x = 15,683,184,040,000/2,745,120
6. Step 6: Final answer
   x = 5,713,114.20