Finding the Fourth Proportional to 3,940.56, 5,893.39 and 3,504.87

Step by Step Solution

1. Step 1: Write the proportion equation
   3,940.56 : 5,893.39 = 3,504.87 : x
2. Step 2: Convert to fraction form
   3,940.56/5,893.39 = 3,504.87/x
3. Step 3: Cross multiply
   3,940.56x = 5,893.39 × 3,504.87
4. Step 4: Simplify right side
   3,940.56x = 20,655,565.81
5. Step 5: Solve for x
   x = 20,655,565.81/3,940.56
6. Step 6: Final answer
   x = 5,241.78