Finding the Fourth Proportional to 30,174.84, 41,642.42 and 18,235.89

Step by Step Solution

1. Step 1: Write the proportion equation
   30,174.84 : 41,642.42 = 18,235.89 : x
2. Step 2: Convert to fraction form
   30,174.84/41,642.42 = 18,235.89/x
3. Step 3: Cross multiply
   30,174.84x = 41,642.42 × 18,235.89
4. Step 4: Simplify right side
   30,174.84x = 759,386,499.27
5. Step 5: Solve for x
   x = 759,386,499.27/30,174.84
6. Step 6: Final answer
   x = 25,166.21