Finding the Fourth Proportional to 105,629.86, 158,445.15 and 26,744.05

Step by Step Solution

1. Step 1: Write the proportion equation
   105,629.86 : 158,445.15 = 26,744.05 : x
2. Step 2: Convert to fraction form
   105,629.86/158,445.15 = 26,744.05/x
3. Step 3: Cross multiply
   105,629.86x = 158,445.15 × 26,744.05
4. Step 4: Simplify right side
   105,629.86x = 4,237,465,013.86
5. Step 5: Solve for x
   x = 4,237,465,013.86/105,629.86
6. Step 6: Final answer
   x = 40,116.17