Finding the Fourth Proportional to 3,661.55, 5,042.30 and 3,182.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661.55 : 5,042.30 = 3,182.79 : x
2. Step 2: Convert to fraction form
   3,661.55/5,042.30 = 3,182.79/x
3. Step 3: Cross multiply
   3,661.55x = 5,042.30 × 3,182.79
4. Step 4: Simplify right side
   3,661.55x = 16,048,566.10
5. Step 5: Solve for x
   x = 16,048,566.10/3,661.55
6. Step 6: Final answer
   x = 4,383.00