Finding the Fourth Proportional to 281,724.22, 422,601.72 and 71,363.98

Step by Step Solution

1. Step 1: Write the proportion equation
   281,724.22 : 422,601.72 = 71,363.98 : x
2. Step 2: Convert to fraction form
   281,724.22/422,601.72 = 71,363.98/x
3. Step 3: Cross multiply
   281,724.22x = 422,601.72 × 71,363.98
4. Step 4: Simplify right side
   281,724.22x = 30,158,540,694.05
5. Step 5: Solve for x
   x = 30,158,540,694.05/281,724.22
6. Step 6: Final answer
   x = 107,049.87