Finding the Fourth Proportional to 269,711.10, 404,728.65 and 111,923.10

Step by Step Solution

1. Step 1: Write the proportion equation
   269,711.10 : 404,728.65 = 111,923.10 : x
2. Step 2: Convert to fraction form
   269,711.10/404,728.65 = 111,923.10/x
3. Step 3: Cross multiply
   269,711.10x = 404,728.65 × 111,923.10
4. Step 4: Simplify right side
   269,711.10x = 45,298,485,166.82
5. Step 5: Solve for x
   x = 45,298,485,166.82/269,711.10
6. Step 6: Final answer
   x = 167,951.88