Finding the Fourth Proportional to 1,853.37, 2,556.77 and 1,144.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,853.37 : 2,556.77 = 1,144.96 : x
2. Step 2: Convert to fraction form
   1,853.37/2,556.77 = 1,144.96/x
3. Step 3: Cross multiply
   1,853.37x = 2,556.77 × 1,144.96
4. Step 4: Simplify right side
   1,853.37x = 2,927,408.63
5. Step 5: Solve for x
   x = 2,927,408.63/1,853.37
6. Step 6: Final answer
   x = 1,579.50