Finding the Fourth Proportional to 144,200.14, 199,007.78 and 79,675

Step by Step Solution

1. Step 1: Write the proportion equation
   144,200.14 : 199,007.78 = 79,675 : x
2. Step 2: Convert to fraction form
   144,200.14/199,007.78 = 79,675/x
3. Step 3: Cross multiply
   144,200.14x = 199,007.78 × 79,675
4. Step 4: Simplify right side
   144,200.14x = 15,855,944,871.50
5. Step 5: Solve for x
   x = 15,855,944,871.50/144,200.14
6. Step 6: Final answer
   x = 109,957.90