Finding the Third Proportional to 3,644 and 3,956

Step by Step Solution

1. Step 1: Write the proportion equation
   3,644 : 3,956 = 3,956 : x
2. Step 2: Convert to fraction form
   3,644/3,956 = 3,956/x
3. Step 3: Cross multiply
   3,644x = 3,956 × 3,956
4. Step 4: Simplify right side
   3,644x = 15,649,936
5. Step 5: Solve for x
   x = 15,649,936/3,644
6. Step 6: Final answer
   x = 4,294.71