Finding the Fourth Proportional to 269,311.69, 403,843.37 and 79,704.25

Step by Step Solution

1. Step 1: Write the proportion equation
   269,311.69 : 403,843.37 = 79,704.25 : x
2. Step 2: Convert to fraction form
   269,311.69/403,843.37 = 79,704.25/x
3. Step 3: Cross multiply
   269,311.69x = 403,843.37 × 79,704.25
4. Step 4: Simplify right side
   269,311.69x = 32,188,034,235.15
5. Step 5: Solve for x
   x = 32,188,034,235.15/269,311.69
6. Step 6: Final answer
   x = 119,519.63