Finding the Fourth Proportional to 1,003.03, 1,384.18 and 583.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.03 : 1,384.18 = 583.62 : x
2. Step 2: Convert to fraction form
   1,003.03/1,384.18 = 583.62/x
3. Step 3: Cross multiply
   1,003.03x = 1,384.18 × 583.62
4. Step 4: Simplify right side
   1,003.03x = 807,839.59
5. Step 5: Solve for x
   x = 807,839.59/1,003.03
6. Step 6: Final answer
   x = 805.40