Finding the Fourth Proportional to 281,961.72, 422,935.54 and 82,283.83

Step by Step Solution

1. Step 1: Write the proportion equation
   281,961.72 : 422,935.54 = 82,283.83 : x
2. Step 2: Convert to fraction form
   281,961.72/422,935.54 = 82,283.83/x
3. Step 3: Cross multiply
   281,961.72x = 422,935.54 × 82,283.83
4. Step 4: Simplify right side
   281,961.72x = 34,800,754,811.27
5. Step 5: Solve for x
   x = 34,800,754,811.27/281,961.72
6. Step 6: Final answer
   x = 123,423.69