Finding the Fourth Proportional to 269,967.88, 404,958.30 and 82,981

Step by Step Solution

1. Step 1: Write the proportion equation
   269,967.88 : 404,958.30 = 82,981 : x
2. Step 2: Convert to fraction form
   269,967.88/404,958.30 = 82,981/x
3. Step 3: Cross multiply
   269,967.88x = 404,958.30 × 82,981
4. Step 4: Simplify right side
   269,967.88x = 33,603,844,692.30
5. Step 5: Solve for x
   x = 33,603,844,692.30/269,967.88
6. Step 6: Final answer
   x = 124,473.49