Finding the Fourth Proportional to 1,103.93, 1,523.39 and 606.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.93 : 1,523.39 = 606.53 : x
2. Step 2: Convert to fraction form
   1,103.93/1,523.39 = 606.53/x
3. Step 3: Cross multiply
   1,103.93x = 1,523.39 × 606.53
4. Step 4: Simplify right side
   1,103.93x = 923,975.64
5. Step 5: Solve for x
   x = 923,975.64/1,103.93
6. Step 6: Final answer
   x = 836.99