Finding the Fourth Proportional to 1,031.58, 1,536.39 and 1,002.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031.58 : 1,536.39 = 1,002.83 : x
2. Step 2: Convert to fraction form
   1,031.58/1,536.39 = 1,002.83/x
3. Step 3: Cross multiply
   1,031.58x = 1,536.39 × 1,002.83
4. Step 4: Simplify right side
   1,031.58x = 1,540,730.30
5. Step 5: Solve for x
   x = 1,540,730.30/1,031.58
6. Step 6: Final answer
   x = 1,493.56