Finding the Fourth Proportional to 3,556.14, 5,337.72 and 2,258.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556.14 : 5,337.72 = 2,258.52 : x
2. Step 2: Convert to fraction form
   3,556.14/5,337.72 = 2,258.52/x
3. Step 3: Cross multiply
   3,556.14x = 5,337.72 × 2,258.52
4. Step 4: Simplify right side
   3,556.14x = 12,055,347.37
5. Step 5: Solve for x
   x = 12,055,347.37/3,556.14
6. Step 6: Final answer
   x = 3,390.01