Finding the Fourth Proportional to 16,571.98, 22,874.16 and 13,238.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,571.98 : 22,874.16 = 13,238.02 : x
2. Step 2: Convert to fraction form
   16,571.98/22,874.16 = 13,238.02/x
3. Step 3: Cross multiply
   16,571.98x = 22,874.16 × 13,238.02
4. Step 4: Simplify right side
   16,571.98x = 302,808,587.56
5. Step 5: Solve for x
   x = 302,808,587.56/16,571.98
6. Step 6: Final answer
   x = 18,272.32