Finding the Fourth Proportional to 1,789.18, 2,469.06 and 1,003.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.18 : 2,469.06 = 1,003.23 : x
2. Step 2: Convert to fraction form
   1,789.18/2,469.06 = 1,003.23/x
3. Step 3: Cross multiply
   1,789.18x = 2,469.06 × 1,003.23
4. Step 4: Simplify right side
   1,789.18x = 2,477,035.06
5. Step 5: Solve for x
   x = 2,477,035.06/1,789.18
6. Step 6: Final answer
   x = 1,384.45