Finding the Fourth Proportional to 1,100.84, 1,519.16 and 603.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.84 : 1,519.16 = 603.50 : x
2. Step 2: Convert to fraction form
   1,100.84/1,519.16 = 603.50/x
3. Step 3: Cross multiply
   1,100.84x = 1,519.16 × 603.50
4. Step 4: Simplify right side
   1,100.84x = 916,802.45
5. Step 5: Solve for x
   x = 916,802.45/1,100.84
6. Step 6: Final answer
   x = 832.82