Finding the Fourth Proportional to 3,429.86, 5,144.74 and 832.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.86 : 5,144.74 = 832.82 : x
2. Step 2: Convert to fraction form
   3,429.86/5,144.74 = 832.82/x
3. Step 3: Cross multiply
   3,429.86x = 5,144.74 × 832.82
4. Step 4: Simplify right side
   3,429.86x = 4,284,614.56
5. Step 5: Solve for x
   x = 4,284,614.56/3,429.86
6. Step 6: Final answer
   x = 1,249.21