Finding the Fourth Proportional to 23,239.91, 32,072.56 and 13,031.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,239.91 : 32,072.56 = 13,031.89 : x
2. Step 2: Convert to fraction form
   23,239.91/32,072.56 = 13,031.89/x
3. Step 3: Cross multiply
   23,239.91x = 32,072.56 × 13,031.89
4. Step 4: Simplify right side
   23,239.91x = 417,965,961.18
5. Step 5: Solve for x
   x = 417,965,961.18/23,239.91
6. Step 6: Final answer
   x = 17,984.83