Finding the Fourth Proportional to 1,150.88, 1,717.98 and 1,065.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.88 : 1,717.98 = 1,065.23 : x
2. Step 2: Convert to fraction form
   1,150.88/1,717.98 = 1,065.23/x
3. Step 3: Cross multiply
   1,150.88x = 1,717.98 × 1,065.23
4. Step 4: Simplify right side
   1,150.88x = 1,830,038.51
5. Step 5: Solve for x
   x = 1,830,038.51/1,150.88
6. Step 6: Final answer
   x = 1,590.12