Finding the Fourth Proportional to 2,432.33, 3,649.26 and 871.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,432.33 : 3,649.26 = 871.27 : x
2. Step 2: Convert to fraction form
   2,432.33/3,649.26 = 871.27/x
3. Step 3: Cross multiply
   2,432.33x = 3,649.26 × 871.27
4. Step 4: Simplify right side
   2,432.33x = 3,179,498.59
5. Step 5: Solve for x
   x = 3,179,498.59/2,432.33
6. Step 6: Final answer
   x = 1,307.18