Finding the Fourth Proportional to 33,786.83, 46,628.69 and 19,638.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,786.83 : 46,628.69 = 19,638.75 : x
2. Step 2: Convert to fraction form
   33,786.83/46,628.69 = 19,638.75/x
3. Step 3: Cross multiply
   33,786.83x = 46,628.69 × 19,638.75
4. Step 4: Simplify right side
   33,786.83x = 915,729,087.54
5. Step 5: Solve for x
   x = 915,729,087.54/33,786.83
6. Step 6: Final answer
   x = 27,103.14