Finding the Fourth Proportional to 2,354.18, 3,531.39 and 892.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.18 : 3,531.39 = 892.82 : x
2. Step 2: Convert to fraction form
   2,354.18/3,531.39 = 892.82/x
3. Step 3: Cross multiply
   2,354.18x = 3,531.39 × 892.82
4. Step 4: Simplify right side
   2,354.18x = 3,152,895.62
5. Step 5: Solve for x
   x = 3,152,895.62/2,354.18
6. Step 6: Final answer
   x = 1,339.28