Finding the Fourth Proportional to 7,005.54, 9,667.71 and 3,861.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.54 : 9,667.71 = 3,861.84 : x
2. Step 2: Convert to fraction form
   7,005.54/9,667.71 = 3,861.84/x
3. Step 3: Cross multiply
   7,005.54x = 9,667.71 × 3,861.84
4. Step 4: Simplify right side
   7,005.54x = 37,335,149.19
5. Step 5: Solve for x
   x = 37,335,149.19/7,005.54
6. Step 6: Final answer
   x = 5,329.37