Finding the Fourth Proportional to 1,194.37, 1,648.04 and 722.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,194.37 : 1,648.04 = 722.18 : x
2. Step 2: Convert to fraction form
   1,194.37/1,648.04 = 722.18/x
3. Step 3: Cross multiply
   1,194.37x = 1,648.04 × 722.18
4. Step 4: Simplify right side
   1,194.37x = 1,190,182.04
5. Step 5: Solve for x
   x = 1,190,182.04/1,194.37
6. Step 6: Final answer
   x = 996.50