Finding the Fourth Proportional to 6,141.67, 8,478.62 and 3,624.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.67 : 8,478.62 = 3,624.55 : x
2. Step 2: Convert to fraction form
   6,141.67/8,478.62 = 3,624.55/x
3. Step 3: Cross multiply
   6,141.67x = 8,478.62 × 3,624.55
4. Step 4: Simplify right side
   6,141.67x = 30,731,176.78
5. Step 5: Solve for x
   x = 30,731,176.78/6,141.67
6. Step 6: Final answer
   x = 5,003.71