Finding the Fourth Proportional to 6,191.61, 8,544.74 and 3,951.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,191.61 : 8,544.74 = 3,951.69 : x
2. Step 2: Convert to fraction form
   6,191.61/8,544.74 = 3,951.69/x
3. Step 3: Cross multiply
   6,191.61x = 8,544.74 × 3,951.69
4. Step 4: Simplify right side
   6,191.61x = 33,766,143.85
5. Step 5: Solve for x
   x = 33,766,143.85/6,191.61
6. Step 6: Final answer
   x = 5,453.53