Finding the Fourth Proportional to 196,770.52, 271,543.35 and 111,892.78

Step by Step Solution

1. Step 1: Write the proportion equation
   196,770.52 : 271,543.35 = 111,892.78 : x
2. Step 2: Convert to fraction form
   196,770.52/271,543.35 = 111,892.78/x
3. Step 3: Cross multiply
   196,770.52x = 271,543.35 × 111,892.78
4. Step 4: Simplify right side
   196,770.52x = 30,383,740,322.01
5. Step 5: Solve for x
   x = 30,383,740,322.01/196,770.52
6. Step 6: Final answer
   x = 154,412.05