Finding the Fourth Proportional to 2,611.56, 3,911.94 and 2,092.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.56 : 3,911.94 = 2,092.44 : x
2. Step 2: Convert to fraction form
   2,611.56/3,911.94 = 2,092.44/x
3. Step 3: Cross multiply
   2,611.56x = 3,911.94 × 2,092.44
4. Step 4: Simplify right side
   2,611.56x = 8,185,499.73
5. Step 5: Solve for x
   x = 8,185,499.73/2,611.56
6. Step 6: Final answer
   x = 3,134.33