Finding the Fourth Proportional to 281,805, 422,700.06 and 82,180.48

Step by Step Solution

1. Step 1: Write the proportion equation
   281,805 : 422,700.06 = 82,180.48 : x
2. Step 2: Convert to fraction form
   281,805/422,700.06 = 82,180.48/x
3. Step 3: Cross multiply
   281,805x = 422,700.06 × 82,180.48
4. Step 4: Simplify right side
   281,805x = 34,737,693,826.83
5. Step 5: Solve for x
   x = 34,737,693,826.83/281,805
6. Step 6: Final answer
   x = 123,268.55