Finding the Fourth Proportional to 4,443.59, 6,131.82 and 2,555.17

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443.59 : 6,131.82 = 2,555.17 : x
2. Step 2: Convert to fraction form
   4,443.59/6,131.82 = 2,555.17/x
3. Step 3: Cross multiply
   4,443.59x = 6,131.82 × 2,555.17
4. Step 4: Simplify right side
   4,443.59x = 15,667,842.51
5. Step 5: Solve for x
   x = 15,667,842.51/4,443.59
6. Step 6: Final answer
   x = 3,525.94