Finding the Fourth Proportional to 108,279.12, 162,436.20 and 33,381.75

Step by Step Solution

1. Step 1: Write the proportion equation
   108,279.12 : 162,436.20 = 33,381.75 : x
2. Step 2: Convert to fraction form
   108,279.12/162,436.20 = 33,381.75/x
3. Step 3: Cross multiply
   108,279.12x = 162,436.20 × 33,381.75
4. Step 4: Simplify right side
   108,279.12x = 5,422,404,619.35
5. Step 5: Solve for x
   x = 5,422,404,619.35/108,279.12
6. Step 6: Final answer
   x = 50,078.03