Finding the Fourth Proportional to 196,445.30, 271,096.38 and 111,562.98

Step by Step Solution

1. Step 1: Write the proportion equation
   196,445.30 : 271,096.38 = 111,562.98 : x
2. Step 2: Convert to fraction form
   196,445.30/271,096.38 = 111,562.98/x
3. Step 3: Cross multiply
   196,445.30x = 271,096.38 × 111,562.98
4. Step 4: Simplify right side
   196,445.30x = 30,244,320,020.01
5. Step 5: Solve for x
   x = 30,244,320,020.01/196,445.30
6. Step 6: Final answer
   x = 153,957.97