Finding the Fourth Proportional to 3,715.38, 5,118.55 and 2,594.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715.38 : 5,118.55 = 2,594.34 : x
2. Step 2: Convert to fraction form
   3,715.38/5,118.55 = 2,594.34/x
3. Step 3: Cross multiply
   3,715.38x = 5,118.55 × 2,594.34
4. Step 4: Simplify right side
   3,715.38x = 13,279,252.52
5. Step 5: Solve for x
   x = 13,279,252.52/3,715.38
6. Step 6: Final answer
   x = 3,574.13