Finding the Third Proportional to 3,120 and 3,552

Step by Step Solution

1. Step 1: Write the proportion equation
   3,120 : 3,552 = 3,552 : x
2. Step 2: Convert to fraction form
   3,120/3,552 = 3,552/x
3. Step 3: Cross multiply
   3,120x = 3,552 × 3,552
4. Step 4: Simplify right side
   3,120x = 12,616,704
5. Step 5: Solve for x
   x = 12,616,704/3,120
6. Step 6: Final answer
   x = 4,043.82