Finding the Fourth Proportional to 1,047.01, 1,444.75 and 627.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.01 : 1,444.75 = 627.30 : x
2. Step 2: Convert to fraction form
   1,047.01/1,444.75 = 627.30/x
3. Step 3: Cross multiply
   1,047.01x = 1,444.75 × 627.30
4. Step 4: Simplify right side
   1,047.01x = 906,281.31
5. Step 5: Solve for x
   x = 906,281.31/1,047.01
6. Step 6: Final answer
   x = 865.59