Finding the Fourth Proportional to 2,440.62, 3,367.17 and 1,556.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,440.62 : 3,367.17 = 1,556.82 : x
2. Step 2: Convert to fraction form
   2,440.62/3,367.17 = 1,556.82/x
3. Step 3: Cross multiply
   2,440.62x = 3,367.17 × 1,556.82
4. Step 4: Simplify right side
   2,440.62x = 5,242,077.60
5. Step 5: Solve for x
   x = 5,242,077.60/2,440.62
6. Step 6: Final answer
   x = 2,147.85