Finding the Fourth Proportional to 1,003.04, 1,504.61 and 353.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.04 : 1,504.61 = 353.82 : x
2. Step 2: Convert to fraction form
   1,003.04/1,504.61 = 353.82/x
3. Step 3: Cross multiply
   1,003.04x = 1,504.61 × 353.82
4. Step 4: Simplify right side
   1,003.04x = 532,359.34
5. Step 5: Solve for x
   x = 532,359.34/1,003.04
6. Step 6: Final answer
   x = 530.75