Finding the Fourth Proportional to 1,104.55, 1,524.25 and 607.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.55 : 1,524.25 = 607.18 : x
2. Step 2: Convert to fraction form
   1,104.55/1,524.25 = 607.18/x
3. Step 3: Cross multiply
   1,104.55x = 1,524.25 × 607.18
4. Step 4: Simplify right side
   1,104.55x = 925,494.12
5. Step 5: Solve for x
   x = 925,494.12/1,104.55
6. Step 6: Final answer
   x = 837.89