Finding the Third Proportional to 1,375.50 and 2,682.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.50 : 2,682.09 = 2,682.09 : x
2. Step 2: Convert to fraction form
   1,375.50/2,682.09 = 2,682.09/x
3. Step 3: Cross multiply
   1,375.50x = 2,682.09 × 2,682.09
4. Step 4: Simplify right side
   1,375.50x = 7,193,626.88
5. Step 5: Solve for x
   x = 7,193,626.88/1,375.50
6. Step 6: Final answer
   x = 5,229.83