Finding the Fourth Proportional to 2,301.52, 3,176.10 and 1,306.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.52 : 3,176.10 = 1,306.72 : x
2. Step 2: Convert to fraction form
   2,301.52/3,176.10 = 1,306.72/x
3. Step 3: Cross multiply
   2,301.52x = 3,176.10 × 1,306.72
4. Step 4: Simplify right side
   2,301.52x = 4,150,273.39
5. Step 5: Solve for x
   x = 4,150,273.39/2,301.52
6. Step 6: Final answer
   x = 1,803.27