Finding the Fourth Proportional to 5,057.60, 7,587.89 and 2,594.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,057.60 : 7,587.89 = 2,594.15 : x
2. Step 2: Convert to fraction form
   5,057.60/7,587.89 = 2,594.15/x
3. Step 3: Cross multiply
   5,057.60x = 7,587.89 × 2,594.15
4. Step 4: Simplify right side
   5,057.60x = 19,684,124.84
5. Step 5: Solve for x
   x = 19,684,124.84/5,057.60
6. Step 6: Final answer
   x = 3,891.99