Finding the Fourth Proportional to 5,759.01, 7,939.44 and 3,867.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,759.01 : 7,939.44 = 3,867.30 : x
2. Step 2: Convert to fraction form
   5,759.01/7,939.44 = 3,867.30/x
3. Step 3: Cross multiply
   5,759.01x = 7,939.44 × 3,867.30
4. Step 4: Simplify right side
   5,759.01x = 30,704,196.31
5. Step 5: Solve for x
   x = 30,704,196.31/5,759.01
6. Step 6: Final answer
   x = 5,331.51