Finding the Fourth Proportional to 2,593.89, 3,891.33 and 1,423.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,593.89 : 3,891.33 = 1,423.25 : x
2. Step 2: Convert to fraction form
   2,593.89/3,891.33 = 1,423.25/x
3. Step 3: Cross multiply
   2,593.89x = 3,891.33 × 1,423.25
4. Step 4: Simplify right side
   2,593.89x = 5,538,335.42
5. Step 5: Solve for x
   x = 5,538,335.42/2,593.89
6. Step 6: Final answer
   x = 2,135.15