Finding the Fourth Proportional to 105,726.90, 158,574.84 and 30,826.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,726.90 : 158,574.84 = 30,826.92 : x
2. Step 2: Convert to fraction form
   105,726.90/158,574.84 = 30,826.92/x
3. Step 3: Cross multiply
   105,726.90x = 158,574.84 × 30,826.92
4. Step 4: Simplify right side
   105,726.90x = 4,888,373,906.69
5. Step 5: Solve for x
   x = 4,888,373,906.69/105,726.90
6. Step 6: Final answer
   x = 46,235.86