Finding the Fourth Proportional to 281,947.32, 422,879.82 and 82,214.04

Step by Step Solution

1. Step 1: Write the proportion equation
   281,947.32 : 422,879.82 = 82,214.04 : x
2. Step 2: Convert to fraction form
   281,947.32/422,879.82 = 82,214.04/x
3. Step 3: Cross multiply
   281,947.32x = 422,879.82 × 82,214.04
4. Step 4: Simplify right side
   281,947.32x = 34,766,658,436.67
5. Step 5: Solve for x
   x = 34,766,658,436.67/281,947.32
6. Step 6: Final answer
   x = 123,309.06