Finding the Fourth Proportional to 3,256.39, 4,493.81 and 1,764.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,256.39 : 4,493.81 = 1,764.30 : x
2. Step 2: Convert to fraction form
   3,256.39/4,493.81 = 1,764.30/x
3. Step 3: Cross multiply
   3,256.39x = 4,493.81 × 1,764.30
4. Step 4: Simplify right side
   3,256.39x = 7,928,397.69
5. Step 5: Solve for x
   x = 7,928,397.69/3,256.39
6. Step 6: Final answer
   x = 2,434.72