Finding the Third Proportional to 2,212.13 and 3,434.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212.13 : 3,434.25 = 3,434.25 : x
2. Step 2: Convert to fraction form
   2,212.13/3,434.25 = 3,434.25/x
3. Step 3: Cross multiply
   2,212.13x = 3,434.25 × 3,434.25
4. Step 4: Simplify right side
   2,212.13x = 11,794,073.06
5. Step 5: Solve for x
   x = 11,794,073.06/2,212.13
6. Step 6: Final answer
   x = 5,331.56