Finding the Third Proportional to 2,669.68 and 3,982.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.68 : 3,982.45 = 3,982.45 : x
2. Step 2: Convert to fraction form
   2,669.68/3,982.45 = 3,982.45/x
3. Step 3: Cross multiply
   2,669.68x = 3,982.45 × 3,982.45
4. Step 4: Simplify right side
   2,669.68x = 15,859,886.22
5. Step 5: Solve for x
   x = 15,859,886.22/2,669.68
6. Step 6: Final answer
   x = 5,940.75