Finding the Fourth Proportional to 23,771.60, 32,805.20 and 13,016.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,771.60 : 32,805.20 = 13,016.30 : x
2. Step 2: Convert to fraction form
   23,771.60/32,805.20 = 13,016.30/x
3. Step 3: Cross multiply
   23,771.60x = 32,805.20 × 13,016.30
4. Step 4: Simplify right side
   23,771.60x = 427,002,324.76
5. Step 5: Solve for x
   x = 427,002,324.76/23,771.60
6. Step 6: Final answer
   x = 17,962.71