Finding the Fourth Proportional to 1,105.08, 1,658.02 and 1,003.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.08 : 1,658.02 = 1,003.02 : x
2. Step 2: Convert to fraction form
   1,105.08/1,658.02 = 1,003.02/x
3. Step 3: Cross multiply
   1,105.08x = 1,658.02 × 1,003.02
4. Step 4: Simplify right side
   1,105.08x = 1,663,027.22
5. Step 5: Solve for x
   x = 1,663,027.22/1,105.08
6. Step 6: Final answer
   x = 1,504.89