Finding the Fourth Proportional to 1,045.82, 1,443.17 and 603.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045.82 : 1,443.17 = 603.69 : x
2. Step 2: Convert to fraction form
   1,045.82/1,443.17 = 603.69/x
3. Step 3: Cross multiply
   1,045.82x = 1,443.17 × 603.69
4. Step 4: Simplify right side
   1,045.82x = 871,228.81
5. Step 5: Solve for x
   x = 871,228.81/1,045.82
6. Step 6: Final answer
   x = 833.06