Finding the Fourth Proportional to 1,047.57, 1,445.16 and 748.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.57 : 1,445.16 = 748.83 : x
2. Step 2: Convert to fraction form
   1,047.57/1,445.16 = 748.83/x
3. Step 3: Cross multiply
   1,047.57x = 1,445.16 × 748.83
4. Step 4: Simplify right side
   1,047.57x = 1,082,179.16
5. Step 5: Solve for x
   x = 1,082,179.16/1,047.57
6. Step 6: Final answer
   x = 1,033.04