Finding the Fourth Proportional to 274,766.58, 414,336.06 and 271,019.52

Step by Step Solution

1. Step 1: Write the proportion equation
   274,766.58 : 414,336.06 = 271,019.52 : x
2. Step 2: Convert to fraction form
   274,766.58/414,336.06 = 271,019.52/x
3. Step 3: Cross multiply
   274,766.58x = 414,336.06 × 271,019.52
4. Step 4: Simplify right side
   274,766.58x = 112,293,160,099.89
5. Step 5: Solve for x
   x = 112,293,160,099.89/274,766.58
6. Step 6: Final answer
   x = 408,685.66