Finding the Fourth Proportional to 3,311.50, 4,967.34 and 1,003

Step by Step Solution

1. Step 1: Write the proportion equation
   3,311.50 : 4,967.34 = 1,003 : x
2. Step 2: Convert to fraction form
   3,311.50/4,967.34 = 1,003/x
3. Step 3: Cross multiply
   3,311.50x = 4,967.34 × 1,003
4. Step 4: Simplify right side
   3,311.50x = 4,982,242.02
5. Step 5: Solve for x
   x = 4,982,242.02/3,311.50
6. Step 6: Final answer
   x = 1,504.53