Finding the Fourth Proportional to 195,936.54, 270,395.55 and 111,051.78

Step by Step Solution

1. Step 1: Write the proportion equation
   195,936.54 : 270,395.55 = 111,051.78 : x
2. Step 2: Convert to fraction form
   195,936.54/270,395.55 = 111,051.78/x
3. Step 3: Cross multiply
   195,936.54x = 270,395.55 × 111,051.78
4. Step 4: Simplify right side
   195,936.54x = 30,027,907,131.58
5. Step 5: Solve for x
   x = 30,027,907,131.58/195,936.54
6. Step 6: Final answer
   x = 153,253.23