Finding the Fourth Proportional to 2,354.56, 3,249.33 and 1,292.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.56 : 3,249.33 = 1,292.31 : x
2. Step 2: Convert to fraction form
   2,354.56/3,249.33 = 1,292.31/x
3. Step 3: Cross multiply
   2,354.56x = 3,249.33 × 1,292.31
4. Step 4: Simplify right side
   2,354.56x = 4,199,141.65
5. Step 5: Solve for x
   x = 4,199,141.65/2,354.56
6. Step 6: Final answer
   x = 1,783.41