Finding the Fourth Proportional to 4,071.89, 5,619.42 and 2,579.27

Step by Step Solution

1. Step 1: Write the proportion equation
   4,071.89 : 5,619.42 = 2,579.27 : x
2. Step 2: Convert to fraction form
   4,071.89/5,619.42 = 2,579.27/x
3. Step 3: Cross multiply
   4,071.89x = 5,619.42 × 2,579.27
4. Step 4: Simplify right side
   4,071.89x = 14,493,973.33
5. Step 5: Solve for x
   x = 14,493,973.33/4,071.89
6. Step 6: Final answer
   x = 3,559.52