Finding the Fourth Proportional to 5,189.92, 7,162.20 and 2,832.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,189.92 : 7,162.20 = 2,832.04 : x
2. Step 2: Convert to fraction form
   5,189.92/7,162.20 = 2,832.04/x
3. Step 3: Cross multiply
   5,189.92x = 7,162.20 × 2,832.04
4. Step 4: Simplify right side
   5,189.92x = 20,283,636.89
5. Step 5: Solve for x
   x = 20,283,636.89/5,189.92
6. Step 6: Final answer
   x = 3,908.28