Finding the Fourth Proportional to 33,189.06, 49,745.07 and 13,443.06

Step by Step Solution

1. Step 1: Write the proportion equation
   33,189.06 : 49,745.07 = 13,443.06 : x
2. Step 2: Convert to fraction form
   33,189.06/49,745.07 = 13,443.06/x
3. Step 3: Cross multiply
   33,189.06x = 49,745.07 × 13,443.06
4. Step 4: Simplify right side
   33,189.06x = 668,725,960.71
5. Step 5: Solve for x
   x = 668,725,960.71/33,189.06
6. Step 6: Final answer
   x = 20,148.99