Finding the Fourth Proportional to 21,760.91, 30,047.01 and 16,717.14

Step by Step Solution

1. Step 1: Write the proportion equation
   21,760.91 : 30,047.01 = 16,717.14 : x
2. Step 2: Convert to fraction form
   21,760.91/30,047.01 = 16,717.14/x
3. Step 3: Cross multiply
   21,760.91x = 30,047.01 × 16,717.14
4. Step 4: Simplify right side
   21,760.91x = 502,300,072.75
5. Step 5: Solve for x
   x = 502,300,072.75/21,760.91
6. Step 6: Final answer
   x = 23,082.68