Finding the Fourth Proportional to 3,944.72, 5,890.66 and 3,672.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.72 : 5,890.66 = 3,672.56 : x
2. Step 2: Convert to fraction form
   3,944.72/5,890.66 = 3,672.56/x
3. Step 3: Cross multiply
   3,944.72x = 5,890.66 × 3,672.56
4. Step 4: Simplify right side
   3,944.72x = 21,633,802.29
5. Step 5: Solve for x
   x = 21,633,802.29/3,944.72
6. Step 6: Final answer
   x = 5,484.24