Finding the Fourth Proportional to 2,277.59, 3,143.74 and 1,491.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.59 : 3,143.74 = 1,491.69 : x
2. Step 2: Convert to fraction form
   2,277.59/3,143.74 = 1,491.69/x
3. Step 3: Cross multiply
   2,277.59x = 3,143.74 × 1,491.69
4. Step 4: Simplify right side
   2,277.59x = 4,689,485.52
5. Step 5: Solve for x
   x = 4,689,485.52/2,277.59
6. Step 6: Final answer
   x = 2,058.97