Finding the Fourth Proportional to 1,114.56, 1,671.30 and 627.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114.56 : 1,671.30 = 627.48 : x
2. Step 2: Convert to fraction form
   1,114.56/1,671.30 = 627.48/x
3. Step 3: Cross multiply
   1,114.56x = 1,671.30 × 627.48
4. Step 4: Simplify right side
   1,114.56x = 1,048,707.32
5. Step 5: Solve for x
   x = 1,048,707.32/1,114.56
6. Step 6: Final answer
   x = 940.92