Finding the Fourth Proportional to 2,351.83, 3,528.89 and 965.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.83 : 3,528.89 = 965.58 : x
2. Step 2: Convert to fraction form
   2,351.83/3,528.89 = 965.58/x
3. Step 3: Cross multiply
   2,351.83x = 3,528.89 × 965.58
4. Step 4: Simplify right side
   2,351.83x = 3,407,425.61
5. Step 5: Solve for x
   x = 3,407,425.61/2,351.83
6. Step 6: Final answer
   x = 1,448.84