Finding the Fourth Proportional to 1,462.20, 2,017.83 and 902.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.20 : 2,017.83 = 902.54 : x
2. Step 2: Convert to fraction form
   1,462.20/2,017.83 = 902.54/x
3. Step 3: Cross multiply
   1,462.20x = 2,017.83 × 902.54
4. Step 4: Simplify right side
   1,462.20x = 1,821,173.15
5. Step 5: Solve for x
   x = 1,821,173.15/1,462.20
6. Step 6: Final answer
   x = 1,245.51