Finding the Fourth Proportional to 3,256.03, 4,489.82 and 3,187.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,256.03 : 4,489.82 = 3,187.69 : x
2. Step 2: Convert to fraction form
   3,256.03/4,489.82 = 3,187.69/x
3. Step 3: Cross multiply
   3,256.03x = 4,489.82 × 3,187.69
4. Step 4: Simplify right side
   3,256.03x = 14,312,127.15
5. Step 5: Solve for x
   x = 14,312,127.15/3,256.03
6. Step 6: Final answer
   x = 4,395.58