Finding the Third Proportional to 2,613.09 and 3,988.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.09 : 3,988.83 = 3,988.83 : x
2. Step 2: Convert to fraction form
   2,613.09/3,988.83 = 3,988.83/x
3. Step 3: Cross multiply
   2,613.09x = 3,988.83 × 3,988.83
4. Step 4: Simplify right side
   2,613.09x = 15,910,749.81
5. Step 5: Solve for x
   x = 15,910,749.81/2,613.09
6. Step 6: Final answer
   x = 6,088.86