Finding the Fourth Proportional to 196,976.73, 271,797.89 and 110,931.21

Step by Step Solution

1. Step 1: Write the proportion equation
   196,976.73 : 271,797.89 = 110,931.21 : x
2. Step 2: Convert to fraction form
   196,976.73/271,797.89 = 110,931.21/x
3. Step 3: Cross multiply
   196,976.73x = 271,797.89 × 110,931.21
4. Step 4: Simplify right side
   196,976.73x = 30,150,868,813.15
5. Step 5: Solve for x
   x = 30,150,868,813.15/196,976.73
6. Step 6: Final answer
   x = 153,068.18