Finding the Fourth Proportional to 4,667.79, 6,441.71 and 2,571.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,667.79 : 6,441.71 = 2,571.96 : x
2. Step 2: Convert to fraction form
   4,667.79/6,441.71 = 2,571.96/x
3. Step 3: Cross multiply
   4,667.79x = 6,441.71 × 2,571.96
4. Step 4: Simplify right side
   4,667.79x = 16,567,807.59
5. Step 5: Solve for x
   x = 16,567,807.59/4,667.79
6. Step 6: Final answer
   x = 3,549.39