Finding the Fourth Proportional to 105,725.87, 158,573.37 and 30,825.89

Step by Step Solution

1. Step 1: Write the proportion equation
   105,725.87 : 158,573.37 = 30,825.89 : x
2. Step 2: Convert to fraction form
   105,725.87/158,573.37 = 30,825.89/x
3. Step 3: Cross multiply
   105,725.87x = 158,573.37 × 30,825.89
4. Step 4: Simplify right side
   105,725.87x = 4,888,165,260.55
5. Step 5: Solve for x
   x = 4,888,165,260.55/105,725.87
6. Step 6: Final answer
   x = 46,234.33