Finding the Fourth Proportional to 105,793.81, 158,688.27 and 26,908.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,793.81 : 158,688.27 = 26,908.12 : x
2. Step 2: Convert to fraction form
   105,793.81/158,688.27 = 26,908.12/x
3. Step 3: Cross multiply
   105,793.81x = 158,688.27 × 26,908.12
4. Step 4: Simplify right side
   105,793.81x = 4,270,003,011.75
5. Step 5: Solve for x
   x = 4,270,003,011.75/105,793.81
6. Step 6: Final answer
   x = 40,361.56