Finding the Fourth Proportional to 105,755.50, 158,616.23 and 30,858.06

Step by Step Solution

1. Step 1: Write the proportion equation
   105,755.50 : 158,616.23 = 30,858.06 : x
2. Step 2: Convert to fraction form
   105,755.50/158,616.23 = 30,858.06/x
3. Step 3: Cross multiply
   105,755.50x = 158,616.23 × 30,858.06
4. Step 4: Simplify right side
   105,755.50x = 4,894,589,142.31
5. Step 5: Solve for x
   x = 4,894,589,142.31/105,755.50
6. Step 6: Final answer
   x = 46,282.12