Finding the Fourth Proportional to 196,522.48, 271,208.28 and 111,653.92

Step by Step Solution

1. Step 1: Write the proportion equation
   196,522.48 : 271,208.28 = 111,653.92 : x
2. Step 2: Convert to fraction form
   196,522.48/271,208.28 = 111,653.92/x
3. Step 3: Cross multiply
   196,522.48x = 271,208.28 × 111,653.92
4. Step 4: Simplify right side
   196,522.48x = 30,281,467,598.46
5. Step 5: Solve for x
   x = 30,281,467,598.46/196,522.48
6. Step 6: Final answer
   x = 154,086.53