Finding the Fourth Proportional to 23,754.48, 32,780.28 and 13,144.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,754.48 : 32,780.28 = 13,144.56 : x
2. Step 2: Convert to fraction form
   23,754.48/32,780.28 = 13,144.56/x
3. Step 3: Cross multiply
   23,754.48x = 32,780.28 × 13,144.56
4. Step 4: Simplify right side
   23,754.48x = 430,882,357.28
5. Step 5: Solve for x
   x = 430,882,357.28/23,754.48
6. Step 6: Final answer
   x = 18,138.99