Finding the Fourth Proportional to 269,367.48, 404,012.34 and 82,328.76

Step by Step Solution

1. Step 1: Write the proportion equation
   269,367.48 : 404,012.34 = 82,328.76 : x
2. Step 2: Convert to fraction form
   269,367.48/404,012.34 = 82,328.76/x
3. Step 3: Cross multiply
   269,367.48x = 404,012.34 × 82,328.76
4. Step 4: Simplify right side
   269,367.48x = 33,261,834,976.90
5. Step 5: Solve for x
   x = 33,261,834,976.90/269,367.48
6. Step 6: Final answer
   x = 123,481.26