Finding the Fourth Proportional to 1,146.11, 1,581.89 and 727.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146.11 : 1,581.89 = 727.04 : x
2. Step 2: Convert to fraction form
   1,146.11/1,581.89 = 727.04/x
3. Step 3: Cross multiply
   1,146.11x = 1,581.89 × 727.04
4. Step 4: Simplify right side
   1,146.11x = 1,150,097.63
5. Step 5: Solve for x
   x = 1,150,097.63/1,146.11
6. Step 6: Final answer
   x = 1,003.48