Finding the Fourth Proportional to 143,227.37, 197,647.06 and 79,569.05

Step by Step Solution

1. Step 1: Write the proportion equation
   143,227.37 : 197,647.06 = 79,569.05 : x
2. Step 2: Convert to fraction form
   143,227.37/197,647.06 = 79,569.05/x
3. Step 3: Cross multiply
   143,227.37x = 197,647.06 × 79,569.05
4. Step 4: Simplify right side
   143,227.37x = 15,726,588,799.49
5. Step 5: Solve for x
   x = 15,726,588,799.49/143,227.37
6. Step 6: Final answer
   x = 109,801.56