Finding the Fourth Proportional to 3,789.44, 5,667.72 and 2,225.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.44 : 5,667.72 = 2,225.72 : x
2. Step 2: Convert to fraction form
   3,789.44/5,667.72 = 2,225.72/x
3. Step 3: Cross multiply
   3,789.44x = 5,667.72 × 2,225.72
4. Step 4: Simplify right side
   3,789.44x = 12,614,757.76
5. Step 5: Solve for x
   x = 12,614,757.76/3,789.44
6. Step 6: Final answer
   x = 3,328.92