Finding the Third Proportional to 2,216 and 5,352

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216 : 5,352 = 5,352 : x
2. Step 2: Convert to fraction form
   2,216/5,352 = 5,352/x
3. Step 3: Cross multiply
   2,216x = 5,352 × 5,352
4. Step 4: Simplify right side
   2,216x = 28,643,904
5. Step 5: Solve for x
   x = 28,643,904/2,216
6. Step 6: Final answer
   x = 12,925.95