Finding the Fourth Proportional to 2,537.15, 3,805.31 and 893.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,537.15 : 3,805.31 = 893.31 : x
2. Step 2: Convert to fraction form
   2,537.15/3,805.31 = 893.31/x
3. Step 3: Cross multiply
   2,537.15x = 3,805.31 × 893.31
4. Step 4: Simplify right side
   2,537.15x = 3,399,321.48
5. Step 5: Solve for x
   x = 3,399,321.48/2,537.15
6. Step 6: Final answer
   x = 1,339.82