Finding the Fourth Proportional to 23,667.74, 32,661.59 and 13,057.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,667.74 : 32,661.59 = 13,057.37 : x
2. Step 2: Convert to fraction form
   23,667.74/32,661.59 = 13,057.37/x
3. Step 3: Cross multiply
   23,667.74x = 32,661.59 × 13,057.37
4. Step 4: Simplify right side
   23,667.74x = 426,474,236.82
5. Step 5: Solve for x
   x = 426,474,236.82/23,667.74
6. Step 6: Final answer
   x = 18,019.22