Finding the Fourth Proportional to 1,116.52, 1,674.88 and 629.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116.52 : 1,674.88 = 629.30 : x
2. Step 2: Convert to fraction form
   1,116.52/1,674.88 = 629.30/x
3. Step 3: Cross multiply
   1,116.52x = 1,674.88 × 629.30
4. Step 4: Simplify right side
   1,116.52x = 1,054,004.60
5. Step 5: Solve for x
   x = 1,054,004.60/1,116.52
6. Step 6: Final answer
   x = 944.01