Finding the Fourth Proportional to 1,036.04, 1,552.28 and 670.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.04 : 1,552.28 = 670.05 : x
2. Step 2: Convert to fraction form
   1,036.04/1,552.28 = 670.05/x
3. Step 3: Cross multiply
   1,036.04x = 1,552.28 × 670.05
4. Step 4: Simplify right side
   1,036.04x = 1,040,101.86
5. Step 5: Solve for x
   x = 1,040,101.86/1,036.04
6. Step 6: Final answer
   x = 1,003.93