Finding the Fourth Proportional to 1,104.75, 1,524.59 and 607.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.75 : 1,524.59 = 607.43 : x
2. Step 2: Convert to fraction form
   1,104.75/1,524.59 = 607.43/x
3. Step 3: Cross multiply
   1,104.75x = 1,524.59 × 607.43
4. Step 4: Simplify right side
   1,104.75x = 926,075.03
5. Step 5: Solve for x
   x = 926,075.03/1,104.75
6. Step 6: Final answer
   x = 838.27