Finding the Fourth Proportional to 2,274, 3,140.82 and 1,885.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274 : 3,140.82 = 1,885.20 : x
2. Step 2: Convert to fraction form
   2,274/3,140.82 = 1,885.20/x
3. Step 3: Cross multiply
   2,274x = 3,140.82 × 1,885.20
4. Step 4: Simplify right side
   2,274x = 5,921,073.86
5. Step 5: Solve for x
   x = 5,921,073.86/2,274
6. Step 6: Final answer
   x = 2,603.81