Finding the Fourth Proportional to 2,259.50, 3,385.60 and 1,335.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.50 : 3,385.60 = 1,335.89 : x
2. Step 2: Convert to fraction form
   2,259.50/3,385.60 = 1,335.89/x
3. Step 3: Cross multiply
   2,259.50x = 3,385.60 × 1,335.89
4. Step 4: Simplify right side
   2,259.50x = 4,522,794.31
5. Step 5: Solve for x
   x = 4,522,794.31/2,259.50
6. Step 6: Final answer
   x = 2,001.68