Finding the Fourth Proportional to 2,982.96, 4,472.82 and 902.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,982.96 : 4,472.82 = 902.34 : x
2. Step 2: Convert to fraction form
   2,982.96/4,472.82 = 902.34/x
3. Step 3: Cross multiply
   2,982.96x = 4,472.82 × 902.34
4. Step 4: Simplify right side
   2,982.96x = 4,036,004.40
5. Step 5: Solve for x
   x = 4,036,004.40/2,982.96
6. Step 6: Final answer
   x = 1,353.02