Finding the Fourth Proportional to 22,003.16, 30,365.97 and 12,571.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,003.16 : 30,365.97 = 12,571.52 : x
2. Step 2: Convert to fraction form
   22,003.16/30,365.97 = 12,571.52/x
3. Step 3: Cross multiply
   22,003.16x = 30,365.97 × 12,571.52
4. Step 4: Simplify right side
   22,003.16x = 381,746,399.17
5. Step 5: Solve for x
   x = 381,746,399.17/22,003.16
6. Step 6: Final answer
   x = 17,349.62