Finding the Fourth Proportional to 2,659.16, 3,985.22 and 2,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659.16 : 3,985.22 = 2,040.50 : x
2. Step 2: Convert to fraction form
   2,659.16/3,985.22 = 2,040.50/x
3. Step 3: Cross multiply
   2,659.16x = 3,985.22 × 2,040.50
4. Step 4: Simplify right side
   2,659.16x = 8,131,841.41
5. Step 5: Solve for x
   x = 8,131,841.41/2,659.16
6. Step 6: Final answer
   x = 3,058.05