Finding the Fourth Proportional to 33,139.20, 49,667.18 and 19,822.02

Step by Step Solution

1. Step 1: Write the proportion equation
   33,139.20 : 49,667.18 = 19,822.02 : x
2. Step 2: Convert to fraction form
   33,139.20/49,667.18 = 19,822.02/x
3. Step 3: Cross multiply
   33,139.20x = 49,667.18 × 19,822.02
4. Step 4: Simplify right side
   33,139.20x = 984,503,835.30
5. Step 5: Solve for x
   x = 984,503,835.30/33,139.20
6. Step 6: Final answer
   x = 29,708.14