Finding the Fourth Proportional to 22,105.22, 30,496.18 and 13,604.77

Step by Step Solution

1. Step 1: Write the proportion equation
   22,105.22 : 30,496.18 = 13,604.77 : x
2. Step 2: Convert to fraction form
   22,105.22/30,496.18 = 13,604.77/x
3. Step 3: Cross multiply
   22,105.22x = 30,496.18 × 13,604.77
4. Step 4: Simplify right side
   22,105.22x = 414,893,544.40
5. Step 5: Solve for x
   x = 414,893,544.40/22,105.22
6. Step 6: Final answer
   x = 18,769.03