Finding the Fourth Proportional to 1,103.92, 1,523.42 and 606.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.92 : 1,523.42 = 606.55 : x
2. Step 2: Convert to fraction form
   1,103.92/1,523.42 = 606.55/x
3. Step 3: Cross multiply
   1,103.92x = 1,523.42 × 606.55
4. Step 4: Simplify right side
   1,103.92x = 924,030.40
5. Step 5: Solve for x
   x = 924,030.40/1,103.92
6. Step 6: Final answer
   x = 837.04