Finding the Fourth Proportional to 3,749.56, 5,173.52 and 2,176.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,749.56 : 5,173.52 = 2,176.72 : x
2. Step 2: Convert to fraction form
   3,749.56/5,173.52 = 2,176.72/x
3. Step 3: Cross multiply
   3,749.56x = 5,173.52 × 2,176.72
4. Step 4: Simplify right side
   3,749.56x = 11,261,304.45
5. Step 5: Solve for x
   x = 11,261,304.45/3,749.56
6. Step 6: Final answer
   x = 3,003.37