Finding the Fourth Proportional to 105,755.50, 158,637.57 and 26,871.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,755.50 : 158,637.57 = 26,871.76 : x
2. Step 2: Convert to fraction form
   105,755.50/158,637.57 = 26,871.76/x
3. Step 3: Cross multiply
   105,755.50x = 158,637.57 × 26,871.76
4. Step 4: Simplify right side
   105,755.50x = 4,262,870,708.02
5. Step 5: Solve for x
   x = 4,262,870,708.02/105,755.50
6. Step 6: Final answer
   x = 40,308.74