Finding the Fourth Proportional to 2,301.39, 3,176.37 and 1,306.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.39 : 3,176.37 = 1,306.71 : x
2. Step 2: Convert to fraction form
   2,301.39/3,176.37 = 1,306.71/x
3. Step 3: Cross multiply
   2,301.39x = 3,176.37 × 1,306.71
4. Step 4: Simplify right side
   2,301.39x = 4,150,594.44
5. Step 5: Solve for x
   x = 4,150,594.44/2,301.39
6. Step 6: Final answer
   x = 1,803.52