Finding the Fourth Proportional to 196,874.22, 271,654.38 and 116,290.56

Step by Step Solution

1. Step 1: Write the proportion equation
   196,874.22 : 271,654.38 = 116,290.56 : x
2. Step 2: Convert to fraction form
   196,874.22/271,654.38 = 116,290.56/x
3. Step 3: Cross multiply
   196,874.22x = 271,654.38 × 116,290.56
4. Step 4: Simplify right side
   196,874.22x = 31,590,839,976.65
5. Step 5: Solve for x
   x = 31,590,839,976.65/196,874.22
6. Step 6: Final answer
   x = 160,462.05