Finding the Fourth Proportional to 3,953.73, 5,456.10 and 2,381.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953.73 : 5,456.10 = 2,381.52 : x
2. Step 2: Convert to fraction form
   3,953.73/5,456.10 = 2,381.52/x
3. Step 3: Cross multiply
   3,953.73x = 5,456.10 × 2,381.52
4. Step 4: Simplify right side
   3,953.73x = 12,993,811.27
5. Step 5: Solve for x
   x = 12,993,811.27/3,953.73
6. Step 6: Final answer
   x = 3,286.47