Finding the Fourth Proportional to 2,162.43, 3,243.03 and 602.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.43 : 3,243.03 = 602.05 : x
2. Step 2: Convert to fraction form
   2,162.43/3,243.03 = 602.05/x
3. Step 3: Cross multiply
   2,162.43x = 3,243.03 × 602.05
4. Step 4: Simplify right side
   2,162.43x = 1,952,466.21
5. Step 5: Solve for x
   x = 1,952,466.21/2,162.43
6. Step 6: Final answer
   x = 902.90