Finding the Fourth Proportional to 2,354.42, 3,531.42 and 893.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.42 : 3,531.42 = 893.58 : x
2. Step 2: Convert to fraction form
   2,354.42/3,531.42 = 893.58/x
3. Step 3: Cross multiply
   2,354.42x = 3,531.42 × 893.58
4. Step 4: Simplify right side
   2,354.42x = 3,155,606.28
5. Step 5: Solve for x
   x = 3,155,606.28/2,354.42
6. Step 6: Final answer
   x = 1,340.29