Finding the Fourth Proportional to 6,935.59, 9,572.09 and 3,951.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,935.59 : 9,572.09 = 3,951.71 : x
2. Step 2: Convert to fraction form
   6,935.59/9,572.09 = 3,951.71/x
3. Step 3: Cross multiply
   6,935.59x = 9,572.09 × 3,951.71
4. Step 4: Simplify right side
   6,935.59x = 37,826,123.77
5. Step 5: Solve for x
   x = 37,826,123.77/6,935.59
6. Step 6: Final answer
   x = 5,453.92