Finding the Fourth Proportional to 2,559.89, 3,531.55 and 1,852.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559.89 : 3,531.55 = 1,852.15 : x
2. Step 2: Convert to fraction form
   2,559.89/3,531.55 = 1,852.15/x
3. Step 3: Cross multiply
   2,559.89x = 3,531.55 × 1,852.15
4. Step 4: Simplify right side
   2,559.89x = 6,540,960.33
5. Step 5: Solve for x
   x = 6,540,960.33/2,559.89
6. Step 6: Final answer
   x = 2,555.17