Finding the Fourth Proportional to 1,508.58, 2,258.04 and 984.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508.58 : 2,258.04 = 984.38 : x
2. Step 2: Convert to fraction form
   1,508.58/2,258.04 = 984.38/x
3. Step 3: Cross multiply
   1,508.58x = 2,258.04 × 984.38
4. Step 4: Simplify right side
   1,508.58x = 2,222,769.42
5. Step 5: Solve for x
   x = 2,222,769.42/1,508.58
6. Step 6: Final answer
   x = 1,473.42