Finding the Fourth Proportional to 188,964.69, 260,771.97 and 104,081.55

Step by Step Solution

1. Step 1: Write the proportion equation
   188,964.69 : 260,771.97 = 104,081.55 : x
2. Step 2: Convert to fraction form
   188,964.69/260,771.97 = 104,081.55/x
3. Step 3: Cross multiply
   188,964.69x = 260,771.97 × 104,081.55
4. Step 4: Simplify right side
   188,964.69x = 27,141,550,834.15
5. Step 5: Solve for x
   x = 27,141,550,834.15/188,964.69
6. Step 6: Final answer
   x = 143,632.92