Finding the Fourth Proportional to 5,978.59, 8,250.73 and 3,326.85

Step by Step Solution

1. Step 1: Write the proportion equation
   5,978.59 : 8,250.73 = 3,326.85 : x
2. Step 2: Convert to fraction form
   5,978.59/8,250.73 = 3,326.85/x
3. Step 3: Cross multiply
   5,978.59x = 8,250.73 × 3,326.85
4. Step 4: Simplify right side
   5,978.59x = 27,448,932.78
5. Step 5: Solve for x
   x = 27,448,932.78/5,978.59
6. Step 6: Final answer
   x = 4,591.21