Finding the Fourth Proportional to 3,636.33, 5,453.75 and 1,003.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636.33 : 5,453.75 = 1,003.15 : x
2. Step 2: Convert to fraction form
   3,636.33/5,453.75 = 1,003.15/x
3. Step 3: Cross multiply
   3,636.33x = 5,453.75 × 1,003.15
4. Step 4: Simplify right side
   3,636.33x = 5,470,929.31
5. Step 5: Solve for x
   x = 5,470,929.31/3,636.33
6. Step 6: Final answer
   x = 1,504.52