Finding the Third Proportional to 2,132.72 and 3,290.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.72 : 3,290.34 = 3,290.34 : x
2. Step 2: Convert to fraction form
   2,132.72/3,290.34 = 3,290.34/x
3. Step 3: Cross multiply
   2,132.72x = 3,290.34 × 3,290.34
4. Step 4: Simplify right side
   2,132.72x = 10,826,361.99
5. Step 5: Solve for x
   x = 10,826,361.99/2,132.72
6. Step 6: Final answer
   x = 5,076.32