Finding the Fourth Proportional to 22,270.44, 30,728.52 and 13,316.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,270.44 : 30,728.52 = 13,316.52 : x
2. Step 2: Convert to fraction form
   22,270.44/30,728.52 = 13,316.52/x
3. Step 3: Cross multiply
   22,270.44x = 30,728.52 × 13,316.52
4. Step 4: Simplify right side
   22,270.44x = 409,196,951.15
5. Step 5: Solve for x
   x = 409,196,951.15/22,270.44
6. Step 6: Final answer
   x = 18,373.99