Finding the Fourth Proportional to 1,093.54, 1,640.83 and 1,003.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.54 : 1,640.83 = 1,003.33 : x
2. Step 2: Convert to fraction form
   1,093.54/1,640.83 = 1,003.33/x
3. Step 3: Cross multiply
   1,093.54x = 1,640.83 × 1,003.33
4. Step 4: Simplify right side
   1,093.54x = 1,646,285.76
5. Step 5: Solve for x
   x = 1,646,285.76/1,093.54
6. Step 6: Final answer
   x = 1,505.46