Finding the Third Proportional to 2,212 and 3,316

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212 : 3,316 = 3,316 : x
2. Step 2: Convert to fraction form
   2,212/3,316 = 3,316/x
3. Step 3: Cross multiply
   2,212x = 3,316 × 3,316
4. Step 4: Simplify right side
   2,212x = 10,995,856
5. Step 5: Solve for x
   x = 10,995,856/2,212
6. Step 6: Final answer
   x = 4,971.00