Finding the Third Proportional to 2,613.09 and 5,589.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.09 : 5,589.84 = 5,589.84 : x
2. Step 2: Convert to fraction form
   2,613.09/5,589.84 = 5,589.84/x
3. Step 3: Cross multiply
   2,613.09x = 5,589.84 × 5,589.84
4. Step 4: Simplify right side
   2,613.09x = 31,246,353.15
5. Step 5: Solve for x
   x = 31,246,353.15/2,613.09
6. Step 6: Final answer
   x = 11,957.61