Finding the Third Proportional to 2,736 and 4,490

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736 : 4,490 = 4,490 : x
2. Step 2: Convert to fraction form
   2,736/4,490 = 4,490/x
3. Step 3: Cross multiply
   2,736x = 4,490 × 4,490
4. Step 4: Simplify right side
   2,736x = 20,160,100
5. Step 5: Solve for x
   x = 20,160,100/2,736
6. Step 6: Final answer
   x = 7,368.46