Finding the Fourth Proportional to 2,377.35, 3,281.93 and 1,538.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.35 : 3,281.93 = 1,538.55 : x
2. Step 2: Convert to fraction form
   2,377.35/3,281.93 = 1,538.55/x
3. Step 3: Cross multiply
   2,377.35x = 3,281.93 × 1,538.55
4. Step 4: Simplify right side
   2,377.35x = 5,049,413.40
5. Step 5: Solve for x
   x = 5,049,413.40/2,377.35
6. Step 6: Final answer
   x = 2,123.97