Finding the Fourth Proportional to 1,150.29, 1,587.78 and 914.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.29 : 1,587.78 = 914.67 : x
2. Step 2: Convert to fraction form
   1,150.29/1,587.78 = 914.67/x
3. Step 3: Cross multiply
   1,150.29x = 1,587.78 × 914.67
4. Step 4: Simplify right side
   1,150.29x = 1,452,294.73
5. Step 5: Solve for x
   x = 1,452,294.73/1,150.29
6. Step 6: Final answer
   x = 1,262.55