Finding the Fourth Proportional to 2,910.09, 4,365.41 and 962.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910.09 : 4,365.41 = 962.31 : x
2. Step 2: Convert to fraction form
   2,910.09/4,365.41 = 962.31/x
3. Step 3: Cross multiply
   2,910.09x = 4,365.41 × 962.31
4. Step 4: Simplify right side
   2,910.09x = 4,200,872.89
5. Step 5: Solve for x
   x = 4,200,872.89/2,910.09
6. Step 6: Final answer
   x = 1,443.55