Finding the Fourth Proportional to 105,725.37, 158,572.62 and 30,825.39

Step by Step Solution

1. Step 1: Write the proportion equation
   105,725.37 : 158,572.62 = 30,825.39 : x
2. Step 2: Convert to fraction form
   105,725.37/158,572.62 = 30,825.39/x
3. Step 3: Cross multiply
   105,725.37x = 158,572.62 × 30,825.39
4. Step 4: Simplify right side
   105,725.37x = 4,888,062,854.82
5. Step 5: Solve for x
   x = 4,888,062,854.82/105,725.37
6. Step 6: Final answer
   x = 46,233.58