Finding the Fourth Proportional to 2,000.22, 2,760.27 and 1,115.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.22 : 2,760.27 = 1,115.82 : x
2. Step 2: Convert to fraction form
   2,000.22/2,760.27 = 1,115.82/x
3. Step 3: Cross multiply
   2,000.22x = 2,760.27 × 1,115.82
4. Step 4: Simplify right side
   2,000.22x = 3,079,964.47
5. Step 5: Solve for x
   x = 3,079,964.47/2,000.22
6. Step 6: Final answer
   x = 1,539.81