Finding the Fourth Proportional to 1,789.16, 2,468.90 and 1,003.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.16 : 2,468.90 = 1,003.18 : x
2. Step 2: Convert to fraction form
   1,789.16/2,468.90 = 1,003.18/x
3. Step 3: Cross multiply
   1,789.16x = 2,468.90 × 1,003.18
4. Step 4: Simplify right side
   1,789.16x = 2,476,751.10
5. Step 5: Solve for x
   x = 2,476,751.10/1,789.16
6. Step 6: Final answer
   x = 1,384.31