Finding the Third Proportional to 2,743.88 and 5,815.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,743.88 : 5,815.13 = 5,815.13 : x
2. Step 2: Convert to fraction form
   2,743.88/5,815.13 = 5,815.13/x
3. Step 3: Cross multiply
   2,743.88x = 5,815.13 × 5,815.13
4. Step 4: Simplify right side
   2,743.88x = 33,815,678.77
5. Step 5: Solve for x
   x = 33,815,678.77/2,743.88
6. Step 6: Final answer
   x = 12,324.06