Finding the Fourth Proportional to 21,932.53, 30,231.34 and 17,144.01

Step by Step Solution

1. Step 1: Write the proportion equation
   21,932.53 : 30,231.34 = 17,144.01 : x
2. Step 2: Convert to fraction form
   21,932.53/30,231.34 = 17,144.01/x
3. Step 3: Cross multiply
   21,932.53x = 30,231.34 × 17,144.01
4. Step 4: Simplify right side
   21,932.53x = 518,286,395.27
5. Step 5: Solve for x
   x = 518,286,395.27/21,932.53
6. Step 6: Final answer
   x = 23,630.94