Finding the Fourth Proportional to 2,301.55, 3,175.98 and 1,357.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.55 : 3,175.98 = 1,357.29 : x
2. Step 2: Convert to fraction form
   2,301.55/3,175.98 = 1,357.29/x
3. Step 3: Cross multiply
   2,301.55x = 3,175.98 × 1,357.29
4. Step 4: Simplify right side
   2,301.55x = 4,310,725.89
5. Step 5: Solve for x
   x = 4,310,725.89/2,301.55
6. Step 6: Final answer
   x = 1,872.97