Finding the Fourth Proportional to 196,958.52, 271,799.28 and 112,073.76

Step by Step Solution

1. Step 1: Write the proportion equation
   196,958.52 : 271,799.28 = 112,073.76 : x
2. Step 2: Convert to fraction form
   196,958.52/271,799.28 = 112,073.76/x
3. Step 3: Cross multiply
   196,958.52x = 271,799.28 × 112,073.76
4. Step 4: Simplify right side
   196,958.52x = 30,461,567,274.89
5. Step 5: Solve for x
   x = 30,461,567,274.89/196,958.52
6. Step 6: Final answer
   x = 154,659.81