Finding the Fourth Proportional to 1,983.66, 2,737.61 and 1,099.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.66 : 2,737.61 = 1,099.54 : x
2. Step 2: Convert to fraction form
   1,983.66/2,737.61 = 1,099.54/x
3. Step 3: Cross multiply
   1,983.66x = 2,737.61 × 1,099.54
4. Step 4: Simplify right side
   1,983.66x = 3,010,111.70
5. Step 5: Solve for x
   x = 3,010,111.70/1,983.66
6. Step 6: Final answer
   x = 1,517.45