Finding the Fourth Proportional to 3,499.53, 5,249.23 and 867.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.53 : 5,249.23 = 867.03 : x
2. Step 2: Convert to fraction form
   3,499.53/5,249.23 = 867.03/x
3. Step 3: Cross multiply
   3,499.53x = 5,249.23 × 867.03
4. Step 4: Simplify right side
   3,499.53x = 4,551,218.03
5. Step 5: Solve for x
   x = 4,551,218.03/3,499.53
6. Step 6: Final answer
   x = 1,300.52