Finding the Fourth Proportional to 8,111.27, 12,162.03 and 3,175.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.27 : 12,162.03 = 3,175.03 : x
2. Step 2: Convert to fraction form
   8,111.27/12,162.03 = 3,175.03/x
3. Step 3: Cross multiply
   8,111.27x = 12,162.03 × 3,175.03
4. Step 4: Simplify right side
   8,111.27x = 38,614,810.11
5. Step 5: Solve for x
   x = 38,614,810.11/8,111.27
6. Step 6: Final answer
   x = 4,760.64