Finding the Third Proportional to 2,656.55 and 5,721.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.55 : 5,721.89 = 5,721.89 : x
2. Step 2: Convert to fraction form
   2,656.55/5,721.89 = 5,721.89/x
3. Step 3: Cross multiply
   2,656.55x = 5,721.89 × 5,721.89
4. Step 4: Simplify right side
   2,656.55x = 32,740,032.32
5. Step 5: Solve for x
   x = 32,740,032.32/2,656.55
6. Step 6: Final answer
   x = 12,324.28