Finding the Fourth Proportional to 80,401.82, 120,517.64 and 27,043

Step by Step Solution

1. Step 1: Write the proportion equation
   80,401.82 : 120,517.64 = 27,043 : x
2. Step 2: Convert to fraction form
   80,401.82/120,517.64 = 27,043/x
3. Step 3: Cross multiply
   80,401.82x = 120,517.64 × 27,043
4. Step 4: Simplify right side
   80,401.82x = 3,259,158,538.52
5. Step 5: Solve for x
   x = 3,259,158,538.52/80,401.82
6. Step 6: Final answer
   x = 40,535.88