Finding the Fourth Proportional to 269,678.15, 404,697.82 and 111,906.76

Step by Step Solution

1. Step 1: Write the proportion equation
   269,678.15 : 404,697.82 = 111,906.76 : x
2. Step 2: Convert to fraction form
   269,678.15/404,697.82 = 111,906.76/x
3. Step 3: Cross multiply
   269,678.15x = 404,697.82 × 111,906.76
4. Step 4: Simplify right side
   269,678.15x = 45,288,420,523.75
5. Step 5: Solve for x
   x = 45,288,420,523.75/269,678.15
6. Step 6: Final answer
   x = 167,935.07