Finding the Fourth Proportional to 281,764.02, 422,711.55 and 82,105.62

Step by Step Solution

1. Step 1: Write the proportion equation
   281,764.02 : 422,711.55 = 82,105.62 : x
2. Step 2: Convert to fraction form
   281,764.02/422,711.55 = 82,105.62/x
3. Step 3: Cross multiply
   281,764.02x = 422,711.55 × 82,105.62
4. Step 4: Simplify right side
   281,764.02x = 34,706,993,893.91
5. Step 5: Solve for x
   x = 34,706,993,893.91/281,764.02
6. Step 6: Final answer
   x = 123,177.52