Finding the Fourth Proportional to 50,126.88, 69,144.72 and 33,131.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,126.88 : 69,144.72 = 33,131.28 : x
2. Step 2: Convert to fraction form
   50,126.88/69,144.72 = 33,131.28/x
3. Step 3: Cross multiply
   50,126.88x = 69,144.72 × 33,131.28
4. Step 4: Simplify right side
   50,126.88x = 2,290,853,078.84
5. Step 5: Solve for x
   x = 2,290,853,078.84/50,126.88
6. Step 6: Final answer
   x = 45,701.09