Finding the Fourth Proportional to 2,351.89, 3,245.56 and 1,357.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.89 : 3,245.56 = 1,357.14 : x
2. Step 2: Convert to fraction form
   2,351.89/3,245.56 = 1,357.14/x
3. Step 3: Cross multiply
   2,351.89x = 3,245.56 × 1,357.14
4. Step 4: Simplify right side
   2,351.89x = 4,404,675.91
5. Step 5: Solve for x
   x = 4,404,675.91/2,351.89
6. Step 6: Final answer
   x = 1,872.83