Finding the Fourth Proportional to 30,182.01, 41,638.21 and 18,238.42

Step by Step Solution

1. Step 1: Write the proportion equation
   30,182.01 : 41,638.21 = 18,238.42 : x
2. Step 2: Convert to fraction form
   30,182.01/41,638.21 = 18,238.42/x
3. Step 3: Cross multiply
   30,182.01x = 41,638.21 × 18,238.42
4. Step 4: Simplify right side
   30,182.01x = 759,415,162.03
5. Step 5: Solve for x
   x = 759,415,162.03/30,182.01
6. Step 6: Final answer
   x = 25,161.19