Finding the Fourth Proportional to 196,636.55, 271,360.33 and 111,754.22

Step by Step Solution

1. Step 1: Write the proportion equation
   196,636.55 : 271,360.33 = 111,754.22 : x
2. Step 2: Convert to fraction form
   196,636.55/271,360.33 = 111,754.22/x
3. Step 3: Cross multiply
   196,636.55x = 271,360.33 × 111,754.22
4. Step 4: Simplify right side
   196,636.55x = 30,325,660,381.91
5. Step 5: Solve for x
   x = 30,325,660,381.91/196,636.55
6. Step 6: Final answer
   x = 154,221.89