Finding the Fourth Proportional to 2,292.88, 3,143.55 and 2,251.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.88 : 3,143.55 = 2,251.36 : x
2. Step 2: Convert to fraction form
   2,292.88/3,143.55 = 2,251.36/x
3. Step 3: Cross multiply
   2,292.88x = 3,143.55 × 2,251.36
4. Step 4: Simplify right side
   2,292.88x = 7,077,246.01
5. Step 5: Solve for x
   x = 7,077,246.01/2,292.88
6. Step 6: Final answer
   x = 3,086.62