Finding the Fourth Proportional to 143,756.27, 198,385.01 and 79,227.83

Step by Step Solution

1. Step 1: Write the proportion equation
   143,756.27 : 198,385.01 = 79,227.83 : x
2. Step 2: Convert to fraction form
   143,756.27/198,385.01 = 79,227.83/x
3. Step 3: Cross multiply
   143,756.27x = 198,385.01 × 79,227.83
4. Step 4: Simplify right side
   143,756.27x = 15,717,613,846.83
5. Step 5: Solve for x
   x = 15,717,613,846.83/143,756.27
6. Step 6: Final answer
   x = 109,335.15