Finding the Fourth Proportional to 4,111.67, 6,167.55 and 3,288.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,111.67 : 6,167.55 = 3,288.89 : x
2. Step 2: Convert to fraction form
   4,111.67/6,167.55 = 3,288.89/x
3. Step 3: Cross multiply
   4,111.67x = 6,167.55 × 3,288.89
4. Step 4: Simplify right side
   4,111.67x = 20,284,393.52
5. Step 5: Solve for x
   x = 20,284,393.52/4,111.67
6. Step 6: Final answer
   x = 4,933.37