Finding the Fourth Proportional to 196,014.42, 270,561.57 and 111,187.86

Step by Step Solution

1. Step 1: Write the proportion equation
   196,014.42 : 270,561.57 = 111,187.86 : x
2. Step 2: Convert to fraction form
   196,014.42/270,561.57 = 111,187.86/x
3. Step 3: Cross multiply
   196,014.42x = 270,561.57 × 111,187.86
4. Step 4: Simplify right side
   196,014.42x = 30,083,161,966.54
5. Step 5: Solve for x
   x = 30,083,161,966.54/196,014.42
6. Step 6: Final answer
   x = 153,474.23