Finding the Fourth Proportional to 2,095.57, 2,891.55 and 1,433.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.57 : 2,891.55 = 1,433.98 : x
2. Step 2: Convert to fraction form
   2,095.57/2,891.55 = 1,433.98/x
3. Step 3: Cross multiply
   2,095.57x = 2,891.55 × 1,433.98
4. Step 4: Simplify right side
   2,095.57x = 4,146,424.87
5. Step 5: Solve for x
   x = 4,146,424.87/2,095.57
6. Step 6: Final answer
   x = 1,978.66