Finding the Fourth Proportional to 196,493.27, 271,162.21 and 109,279.59

Step by Step Solution

1. Step 1: Write the proportion equation
   196,493.27 : 271,162.21 = 109,279.59 : x
2. Step 2: Convert to fraction form
   196,493.27/271,162.21 = 109,279.59/x
3. Step 3: Cross multiply
   196,493.27x = 271,162.21 × 109,279.59
4. Step 4: Simplify right side
   196,493.27x = 29,632,495,132.29
5. Step 5: Solve for x
   x = 29,632,495,132.29/196,493.27
6. Step 6: Final answer
   x = 150,806.67