Finding the Third Proportional to 2,113.17 and 3,284.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113.17 : 3,284.91 = 3,284.91 : x
2. Step 2: Convert to fraction form
   2,113.17/3,284.91 = 3,284.91/x
3. Step 3: Cross multiply
   2,113.17x = 3,284.91 × 3,284.91
4. Step 4: Simplify right side
   2,113.17x = 10,790,609.07
5. Step 5: Solve for x
   x = 10,790,609.07/2,113.17
6. Step 6: Final answer
   x = 5,106.36