Finding the Fourth Proportional to 3,863.72, 5,788.96 and 2,594.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,863.72 : 5,788.96 = 2,594.89 : x
2. Step 2: Convert to fraction form
   3,863.72/5,788.96 = 2,594.89/x
3. Step 3: Cross multiply
   3,863.72x = 5,788.96 × 2,594.89
4. Step 4: Simplify right side
   3,863.72x = 15,021,672.50
5. Step 5: Solve for x
   x = 15,021,672.50/3,863.72
6. Step 6: Final answer
   x = 3,887.88