Finding the Fourth Proportional to 50,789.98, 70,072.92 and 29,279.03

Step by Step Solution

1. Step 1: Write the proportion equation
   50,789.98 : 70,072.92 = 29,279.03 : x
2. Step 2: Convert to fraction form
   50,789.98/70,072.92 = 29,279.03/x
3. Step 3: Cross multiply
   50,789.98x = 70,072.92 × 29,279.03
4. Step 4: Simplify right side
   50,789.98x = 2,051,667,302.05
5. Step 5: Solve for x
   x = 2,051,667,302.05/50,789.98
6. Step 6: Final answer
   x = 40,395.12