Finding the Fourth Proportional to 2,494.47, 3,442.35 and 1,375.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494.47 : 3,442.35 = 1,375.39 : x
2. Step 2: Convert to fraction form
   2,494.47/3,442.35 = 1,375.39/x
3. Step 3: Cross multiply
   2,494.47x = 3,442.35 × 1,375.39
4. Step 4: Simplify right side
   2,494.47x = 4,734,573.77
5. Step 5: Solve for x
   x = 4,734,573.77/2,494.47
6. Step 6: Final answer
   x = 1,898.03