Finding the Fourth Proportional to 30,575.84, 42,176.78 and 19,227.37

Step by Step Solution

1. Step 1: Write the proportion equation
   30,575.84 : 42,176.78 = 19,227.37 : x
2. Step 2: Convert to fraction form
   30,575.84/42,176.78 = 19,227.37/x
3. Step 3: Cross multiply
   30,575.84x = 42,176.78 × 19,227.37
4. Step 4: Simplify right side
   30,575.84x = 810,948,554.47
5. Step 5: Solve for x
   x = 810,948,554.47/30,575.84
6. Step 6: Final answer
   x = 26,522.53