Finding the Fourth Proportional to 196,628.22, 271,369.98 and 111,758.04

Step by Step Solution

1. Step 1: Write the proportion equation
   196,628.22 : 271,369.98 = 111,758.04 : x
2. Step 2: Convert to fraction form
   196,628.22/271,369.98 = 111,758.04/x
3. Step 3: Cross multiply
   196,628.22x = 271,369.98 × 111,758.04
4. Step 4: Simplify right side
   196,628.22x = 30,327,777,079.64
5. Step 5: Solve for x
   x = 30,327,777,079.64/196,628.22
6. Step 6: Final answer
   x = 154,239.19