Finding the Fourth Proportional to 3,749.94, 5,173.61 and 2,256.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,749.94 : 5,173.61 = 2,256.71 : x
2. Step 2: Convert to fraction form
   3,749.94/5,173.61 = 2,256.71/x
3. Step 3: Cross multiply
   3,749.94x = 5,173.61 × 2,256.71
4. Step 4: Simplify right side
   3,749.94x = 11,675,300.27
5. Step 5: Solve for x
   x = 11,675,300.27/3,749.94
6. Step 6: Final answer
   x = 3,113.46