Finding the Fourth Proportional to 6,308.50, 9,456.39 and 3,970.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,308.50 : 9,456.39 = 3,970.18 : x
2. Step 2: Convert to fraction form
   6,308.50/9,456.39 = 3,970.18/x
3. Step 3: Cross multiply
   6,308.50x = 9,456.39 × 3,970.18
4. Step 4: Simplify right side
   6,308.50x = 37,543,570.45
5. Step 5: Solve for x
   x = 37,543,570.45/6,308.50
6. Step 6: Final answer
   x = 5,951.27