Finding the Fourth Proportional to 8,329.64, 12,499.52 and 3,947.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,329.64 : 12,499.52 = 3,947.54 : x
2. Step 2: Convert to fraction form
   8,329.64/12,499.52 = 3,947.54/x
3. Step 3: Cross multiply
   8,329.64x = 12,499.52 × 3,947.54
4. Step 4: Simplify right side
   8,329.64x = 49,342,272.95
5. Step 5: Solve for x
   x = 49,342,272.95/8,329.64
6. Step 6: Final answer
   x = 5,923.70