Finding the Fourth Proportional to 2,328.75, 3,212.82 and 1,333.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.75 : 3,212.82 = 1,333.35 : x
2. Step 2: Convert to fraction form
   2,328.75/3,212.82 = 1,333.35/x
3. Step 3: Cross multiply
   2,328.75x = 3,212.82 × 1,333.35
4. Step 4: Simplify right side
   2,328.75x = 4,283,813.55
5. Step 5: Solve for x
   x = 4,283,813.55/2,328.75
6. Step 6: Final answer
   x = 1,839.53