Finding the Fourth Proportional to 196,231.41, 270,807.71 and 111,356.37

Step by Step Solution

1. Step 1: Write the proportion equation
   196,231.41 : 270,807.71 = 111,356.37 : x
2. Step 2: Convert to fraction form
   196,231.41/270,807.71 = 111,356.37/x
3. Step 3: Cross multiply
   196,231.41x = 270,807.71 × 111,356.37
4. Step 4: Simplify right side
   196,231.41x = 30,156,162,996.83
5. Step 5: Solve for x
   x = 30,156,162,996.83/196,231.41
6. Step 6: Final answer
   x = 153,676.53