Finding the Fourth Proportional to 8,567.42, 12,842.37 and 4,861.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,567.42 : 12,842.37 = 4,861.82 : x
2. Step 2: Convert to fraction form
   8,567.42/12,842.37 = 4,861.82/x
3. Step 3: Cross multiply
   8,567.42x = 12,842.37 × 4,861.82
4. Step 4: Simplify right side
   8,567.42x = 62,437,227.10
5. Step 5: Solve for x
   x = 62,437,227.10/8,567.42
6. Step 6: Final answer
   x = 7,287.76