Finding the Fourth Proportional to 9,005.23, 13,514.19 and 3,162.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,005.23 : 13,514.19 = 3,162.30 : x
2. Step 2: Convert to fraction form
   9,005.23/13,514.19 = 3,162.30/x
3. Step 3: Cross multiply
   9,005.23x = 13,514.19 × 3,162.30
4. Step 4: Simplify right side
   9,005.23x = 42,735,923.04
5. Step 5: Solve for x
   x = 42,735,923.04/9,005.23
6. Step 6: Final answer
   x = 4,745.68