Finding the Fourth Proportional to 18,182.80, 25,104.72 and 13,926.34

Step by Step Solution

1. Step 1: Write the proportion equation
   18,182.80 : 25,104.72 = 13,926.34 : x
2. Step 2: Convert to fraction form
   18,182.80/25,104.72 = 13,926.34/x
3. Step 3: Cross multiply
   18,182.80x = 25,104.72 × 13,926.34
4. Step 4: Simplify right side
   18,182.80x = 349,616,866.32
5. Step 5: Solve for x
   x = 349,616,866.32/18,182.80
6. Step 6: Final answer
   x = 19,227.89