Finding the Fourth Proportional to 21,849.35, 30,169.42 and 17,587

Step by Step Solution

1. Step 1: Write the proportion equation
   21,849.35 : 30,169.42 = 17,587 : x
2. Step 2: Convert to fraction form
   21,849.35/30,169.42 = 17,587/x
3. Step 3: Cross multiply
   21,849.35x = 30,169.42 × 17,587
4. Step 4: Simplify right side
   21,849.35x = 530,589,589.54
5. Step 5: Solve for x
   x = 530,589,589.54/21,849.35
6. Step 6: Final answer
   x = 24,284.00