Finding the Fourth Proportional to 196,637.05, 271,361.02 and 111,754.72

Step by Step Solution

1. Step 1: Write the proportion equation
   196,637.05 : 271,361.02 = 111,754.72 : x
2. Step 2: Convert to fraction form
   196,637.05/271,361.02 = 111,754.72/x
3. Step 3: Cross multiply
   196,637.05x = 271,361.02 × 111,754.72
4. Step 4: Simplify right side
   196,637.05x = 30,325,873,452.21
5. Step 5: Solve for x
   x = 30,325,873,452.21/196,637.05
6. Step 6: Final answer
   x = 154,222.59