Finding the Fourth Proportional to 1,144.26, 1,569.51 and 1,103.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144.26 : 1,569.51 = 1,103.22 : x
2. Step 2: Convert to fraction form
   1,144.26/1,569.51 = 1,103.22/x
3. Step 3: Cross multiply
   1,144.26x = 1,569.51 × 1,103.22
4. Step 4: Simplify right side
   1,144.26x = 1,731,514.82
5. Step 5: Solve for x
   x = 1,731,514.82/1,144.26
6. Step 6: Final answer
   x = 1,513.22