Finding the Third Proportional to 1,344.09 and 2,920.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344.09 : 2,920.27 = 2,920.27 : x
2. Step 2: Convert to fraction form
   1,344.09/2,920.27 = 2,920.27/x
3. Step 3: Cross multiply
   1,344.09x = 2,920.27 × 2,920.27
4. Step 4: Simplify right side
   1,344.09x = 8,527,985.54
5. Step 5: Solve for x
   x = 8,527,985.54/1,344.09
6. Step 6: Final answer
   x = 6,344.78