Finding the Fourth Proportional to 1,094.01, 1,640.98 and 630.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.01 : 1,640.98 = 630.35 : x
2. Step 2: Convert to fraction form
   1,094.01/1,640.98 = 630.35/x
3. Step 3: Cross multiply
   1,094.01x = 1,640.98 × 630.35
4. Step 4: Simplify right side
   1,094.01x = 1,034,401.48
5. Step 5: Solve for x
   x = 1,034,401.48/1,094.01
6. Step 6: Final answer
   x = 945.51