Finding the Fourth Proportional to 1,595.98, 2,394.89 and 671.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,595.98 : 2,394.89 = 671.45 : x
2. Step 2: Convert to fraction form
   1,595.98/2,394.89 = 671.45/x
3. Step 3: Cross multiply
   1,595.98x = 2,394.89 × 671.45
4. Step 4: Simplify right side
   1,595.98x = 1,608,045.53
5. Step 5: Solve for x
   x = 1,608,045.53/1,595.98
6. Step 6: Final answer
   x = 1,007.56