Finding the Fourth Proportional to 3,933.12, 5,899.82 and 1,335.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933.12 : 5,899.82 = 1,335.72 : x
2. Step 2: Convert to fraction form
   3,933.12/5,899.82 = 1,335.72/x
3. Step 3: Cross multiply
   3,933.12x = 5,899.82 × 1,335.72
4. Step 4: Simplify right side
   3,933.12x = 7,880,507.57
5. Step 5: Solve for x
   x = 7,880,507.57/3,933.12
6. Step 6: Final answer
   x = 2,003.63