Finding the Fourth Proportional to 5,951.60, 8,930.44 and 3,978.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,951.60 : 8,930.44 = 3,978.56 : x
2. Step 2: Convert to fraction form
   5,951.60/8,930.44 = 3,978.56/x
3. Step 3: Cross multiply
   5,951.60x = 8,930.44 × 3,978.56
4. Step 4: Simplify right side
   5,951.60x = 35,530,291.37
5. Step 5: Solve for x
   x = 35,530,291.37/5,951.60
6. Step 6: Final answer
   x = 5,969.87