Finding the Fourth Proportional to 22,054.26, 30,439.69 and 13,563.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,054.26 : 30,439.69 = 13,563.69 : x
2. Step 2: Convert to fraction form
   22,054.26/30,439.69 = 13,563.69/x
3. Step 3: Cross multiply
   22,054.26x = 30,439.69 × 13,563.69
4. Step 4: Simplify right side
   22,054.26x = 412,874,518.86
5. Step 5: Solve for x
   x = 412,874,518.86/22,054.26
6. Step 6: Final answer
   x = 18,720.85