Finding the Fourth Proportional to 1,100.93, 1,519.24 and 603.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.93 : 1,519.24 = 603.55 : x
2. Step 2: Convert to fraction form
   1,100.93/1,519.24 = 603.55/x
3. Step 3: Cross multiply
   1,100.93x = 1,519.24 × 603.55
4. Step 4: Simplify right side
   1,100.93x = 916,934.96
5. Step 5: Solve for x
   x = 916,934.96/1,100.93
6. Step 6: Final answer
   x = 832.88