Finding the Fourth Proportional to 3,069.32, 4,604.71 and 989.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,069.32 : 4,604.71 = 989.52 : x
2. Step 2: Convert to fraction form
   3,069.32/4,604.71 = 989.52/x
3. Step 3: Cross multiply
   3,069.32x = 4,604.71 × 989.52
4. Step 4: Simplify right side
   3,069.32x = 4,556,452.64
5. Step 5: Solve for x
   x = 4,556,452.64/3,069.32
6. Step 6: Final answer
   x = 1,484.52