Finding the Fourth Proportional to 1,100.82, 1,519.16 and 603.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.82 : 1,519.16 = 603.48 : x
2. Step 2: Convert to fraction form
   1,100.82/1,519.16 = 603.48/x
3. Step 3: Cross multiply
   1,100.82x = 1,519.16 × 603.48
4. Step 4: Simplify right side
   1,100.82x = 916,782.68
5. Step 5: Solve for x
   x = 916,782.68/1,100.82
6. Step 6: Final answer
   x = 832.82