Finding the Third Proportional to 7,400 and 10,216

Step by Step Solution

1. Step 1: Write the proportion equation
   7,400 : 10,216 = 10,216 : x
2. Step 2: Convert to fraction form
   7,400/10,216 = 10,216/x
3. Step 3: Cross multiply
   7,400x = 10,216 × 10,216
4. Step 4: Simplify right side
   7,400x = 104,366,656
5. Step 5: Solve for x
   x = 104,366,656/7,400
6. Step 6: Final answer
   x = 14,103.60