Finding the Fourth Proportional to 23,754.69, 32,771.43 and 13,680.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,754.69 : 32,771.43 = 13,680.72 : x
2. Step 2: Convert to fraction form
   23,754.69/32,771.43 = 13,680.72/x
3. Step 3: Cross multiply
   23,754.69x = 32,771.43 × 13,680.72
4. Step 4: Simplify right side
   23,754.69x = 448,336,757.83
5. Step 5: Solve for x
   x = 448,336,757.83/23,754.69
6. Step 6: Final answer
   x = 18,873.61