Finding the Fourth Proportional to 8,180.04, 12,271.72 and 3,182.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,180.04 : 12,271.72 = 3,182.16 : x
2. Step 2: Convert to fraction form
   8,180.04/12,271.72 = 3,182.16/x
3. Step 3: Cross multiply
   8,180.04x = 12,271.72 × 3,182.16
4. Step 4: Simplify right side
   8,180.04x = 39,050,576.52
5. Step 5: Solve for x
   x = 39,050,576.52/8,180.04
6. Step 6: Final answer
   x = 4,773.89