Finding the Fourth Proportional to 105,728.98, 158,608.14 and 35,628.34

Step by Step Solution

1. Step 1: Write the proportion equation
   105,728.98 : 158,608.14 = 35,628.34 : x
2. Step 2: Convert to fraction form
   105,728.98/158,608.14 = 35,628.34/x
3. Step 3: Cross multiply
   105,728.98x = 158,608.14 × 35,628.34
4. Step 4: Simplify right side
   105,728.98x = 5,650,944,738.69
5. Step 5: Solve for x
   x = 5,650,944,738.69/105,728.98
6. Step 6: Final answer
   x = 53,447.45