Finding the Third Proportional to 2,745,178 and 3,960,255

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745,178 : 3,960,255 = 3,960,255 : x
2. Step 2: Convert to fraction form
   2,745,178/3,960,255 = 3,960,255/x
3. Step 3: Cross multiply
   2,745,178x = 3,960,255 × 3,960,255
4. Step 4: Simplify right side
   2,745,178x = 15,683,619,665,025
5. Step 5: Solve for x
   x = 15,683,619,665,025/2,745,178
6. Step 6: Final answer
   x = 5,713,152.18