Finding the Fourth Proportional to 6,171.86, 8,516.84 and 3,376.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,171.86 : 8,516.84 = 3,376.82 : x
2. Step 2: Convert to fraction form
   6,171.86/8,516.84 = 3,376.82/x
3. Step 3: Cross multiply
   6,171.86x = 8,516.84 × 3,376.82
4. Step 4: Simplify right side
   6,171.86x = 28,759,835.65
5. Step 5: Solve for x
   x = 28,759,835.65/6,171.86
6. Step 6: Final answer
   x = 4,659.83