Finding the Fourth Proportional to 2,291.47, 3,162.24 and 1,296.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291.47 : 3,162.24 = 1,296.73 : x
2. Step 2: Convert to fraction form
   2,291.47/3,162.24 = 1,296.73/x
3. Step 3: Cross multiply
   2,291.47x = 3,162.24 × 1,296.73
4. Step 4: Simplify right side
   2,291.47x = 4,100,571.48
5. Step 5: Solve for x
   x = 4,100,571.48/2,291.47
6. Step 6: Final answer
   x = 1,789.49