Finding the Fourth Proportional to 3,773.58, 5,658.56 and 1,581.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,773.58 : 5,658.56 = 1,581.72 : x
2. Step 2: Convert to fraction form
   3,773.58/5,658.56 = 1,581.72/x
3. Step 3: Cross multiply
   3,773.58x = 5,658.56 × 1,581.72
4. Step 4: Simplify right side
   3,773.58x = 8,950,270.83
5. Step 5: Solve for x
   x = 8,950,270.83/3,773.58
6. Step 6: Final answer
   x = 2,371.82