Finding the Fourth Proportional to 5,335.89, 8,003.83 and 1,440.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,335.89 : 8,003.83 = 1,440.29 : x
2. Step 2: Convert to fraction form
   5,335.89/8,003.83 = 1,440.29/x
3. Step 3: Cross multiply
   5,335.89x = 8,003.83 × 1,440.29
4. Step 4: Simplify right side
   5,335.89x = 11,527,836.31
5. Step 5: Solve for x
   x = 11,527,836.31/5,335.89
6. Step 6: Final answer
   x = 2,160.43