Finding the Fourth Proportional to 3,932.28, 5,894.78 and 1,333.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,932.28 : 5,894.78 = 1,333.40 : x
2. Step 2: Convert to fraction form
   3,932.28/5,894.78 = 1,333.40/x
3. Step 3: Cross multiply
   3,932.28x = 5,894.78 × 1,333.40
4. Step 4: Simplify right side
   3,932.28x = 7,860,063.51
5. Step 5: Solve for x
   x = 7,860,063.51/3,932.28
6. Step 6: Final answer
   x = 1,998.86