Finding the Fourth Proportional to 22,162.98, 30,587.27 and 13,554.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,162.98 : 30,587.27 = 13,554.20 : x
2. Step 2: Convert to fraction form
   22,162.98/30,587.27 = 13,554.20/x
3. Step 3: Cross multiply
   22,162.98x = 30,587.27 × 13,554.20
4. Step 4: Simplify right side
   22,162.98x = 414,585,754.33
5. Step 5: Solve for x
   x = 414,585,754.33/22,162.98
6. Step 6: Final answer
   x = 18,706.23