Finding the Fourth Proportional to 23,399.20, 32,287.16 and 13,327.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,399.20 : 32,287.16 = 13,327.83 : x
2. Step 2: Convert to fraction form
   23,399.20/32,287.16 = 13,327.83/x
3. Step 3: Cross multiply
   23,399.20x = 32,287.16 × 13,327.83
4. Step 4: Simplify right side
   23,399.20x = 430,317,828.82
5. Step 5: Solve for x
   x = 430,317,828.82/23,399.20
6. Step 6: Final answer
   x = 18,390.28