Finding the Fourth Proportional to 2,367.87, 3,549.73 and 980.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,367.87 : 3,549.73 = 980.34 : x
2. Step 2: Convert to fraction form
   2,367.87/3,549.73 = 980.34/x
3. Step 3: Cross multiply
   2,367.87x = 3,549.73 × 980.34
4. Step 4: Simplify right side
   2,367.87x = 3,479,942.31
5. Step 5: Solve for x
   x = 3,479,942.31/2,367.87
6. Step 6: Final answer
   x = 1,469.65