Finding the Fourth Proportional to 1,150.15, 1,586.73 and 801.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.15 : 1,586.73 = 801.04 : x
2. Step 2: Convert to fraction form
   1,150.15/1,586.73 = 801.04/x
3. Step 3: Cross multiply
   1,150.15x = 1,586.73 × 801.04
4. Step 4: Simplify right side
   1,150.15x = 1,271,034.20
5. Step 5: Solve for x
   x = 1,271,034.20/1,150.15
6. Step 6: Final answer
   x = 1,105.10