Finding the Fourth Proportional to 3,328.26, 4,588.56 and 2,385.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,328.26 : 4,588.56 = 2,385.42 : x
2. Step 2: Convert to fraction form
   3,328.26/4,588.56 = 2,385.42/x
3. Step 3: Cross multiply
   3,328.26x = 4,588.56 × 2,385.42
4. Step 4: Simplify right side
   3,328.26x = 10,945,642.80
5. Step 5: Solve for x
   x = 10,945,642.80/3,328.26
6. Step 6: Final answer
   x = 3,288.70