Finding the Fourth Proportional to 23,849.37, 32,910.57 and 13,238.64

Step by Step Solution

1. Step 1: Write the proportion equation
   23,849.37 : 32,910.57 = 13,238.64 : x
2. Step 2: Convert to fraction form
   23,849.37/32,910.57 = 13,238.64/x
3. Step 3: Cross multiply
   23,849.37x = 32,910.57 × 13,238.64
4. Step 4: Simplify right side
   23,849.37x = 435,691,188.42
5. Step 5: Solve for x
   x = 435,691,188.42/23,849.37
6. Step 6: Final answer
   x = 18,268.46