Finding the Fourth Proportional to 1,153.82, 1,587.96 and 1,049.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153.82 : 1,587.96 = 1,049.18 : x
2. Step 2: Convert to fraction form
   1,153.82/1,587.96 = 1,049.18/x
3. Step 3: Cross multiply
   1,153.82x = 1,587.96 × 1,049.18
4. Step 4: Simplify right side
   1,153.82x = 1,666,055.87
5. Step 5: Solve for x
   x = 1,666,055.87/1,153.82
6. Step 6: Final answer
   x = 1,443.95