Finding the Fourth Proportional to 2,388.51, 3,581.60 and 982.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.51 : 3,581.60 = 982.67 : x
2. Step 2: Convert to fraction form
   2,388.51/3,581.60 = 982.67/x
3. Step 3: Cross multiply
   2,388.51x = 3,581.60 × 982.67
4. Step 4: Simplify right side
   2,388.51x = 3,519,508.05
5. Step 5: Solve for x
   x = 3,519,508.05/2,388.51
6. Step 6: Final answer
   x = 1,473.52