Finding the Fourth Proportional to 2,433.96, 3,648.31 and 971.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.96 : 3,648.31 = 971.51 : x
2. Step 2: Convert to fraction form
   2,433.96/3,648.31 = 971.51/x
3. Step 3: Cross multiply
   2,433.96x = 3,648.31 × 971.51
4. Step 4: Simplify right side
   2,433.96x = 3,544,348.98
5. Step 5: Solve for x
   x = 3,544,348.98/2,433.96
6. Step 6: Final answer
   x = 1,456.21