Finding the Fourth Proportional to 1,597.82, 2,394.71 and 719.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.82 : 2,394.71 = 719.39 : x
2. Step 2: Convert to fraction form
   1,597.82/2,394.71 = 719.39/x
3. Step 3: Cross multiply
   1,597.82x = 2,394.71 × 719.39
4. Step 4: Simplify right side
   1,597.82x = 1,722,730.58
5. Step 5: Solve for x
   x = 1,722,730.58/1,597.82
6. Step 6: Final answer
   x = 1,078.17