Finding the Fourth Proportional to 2,288.42, 3,155.14 and 1,868.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.42 : 3,155.14 = 1,868.34 : x
2. Step 2: Convert to fraction form
   2,288.42/3,155.14 = 1,868.34/x
3. Step 3: Cross multiply
   2,288.42x = 3,155.14 × 1,868.34
4. Step 4: Simplify right side
   2,288.42x = 5,894,874.27
5. Step 5: Solve for x
   x = 5,894,874.27/2,288.42
6. Step 6: Final answer
   x = 2,575.96