Finding the Third Proportional to 2,555.16 and 3,958.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.16 : 3,958.03 = 3,958.03 : x
2. Step 2: Convert to fraction form
   2,555.16/3,958.03 = 3,958.03/x
3. Step 3: Cross multiply
   2,555.16x = 3,958.03 × 3,958.03
4. Step 4: Simplify right side
   2,555.16x = 15,666,011.38
5. Step 5: Solve for x
   x = 15,666,011.38/2,555.16
6. Step 6: Final answer
   x = 6,131.14