Finding the Fourth Proportional to 3,993.92, 5,992.78 and 1,803.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993.92 : 5,992.78 = 1,803.32 : x
2. Step 2: Convert to fraction form
   3,993.92/5,992.78 = 1,803.32/x
3. Step 3: Cross multiply
   3,993.92x = 5,992.78 × 1,803.32
4. Step 4: Simplify right side
   3,993.92x = 10,806,900.03
5. Step 5: Solve for x
   x = 10,806,900.03/3,993.92
6. Step 6: Final answer
   x = 2,705.84