Finding the Fourth Proportional to 1,983.88, 2,737.56 and 1,099.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.88 : 2,737.56 = 1,099.48 : x
2. Step 2: Convert to fraction form
   1,983.88/2,737.56 = 1,099.48/x
3. Step 3: Cross multiply
   1,983.88x = 2,737.56 × 1,099.48
4. Step 4: Simplify right side
   1,983.88x = 3,009,892.47
5. Step 5: Solve for x
   x = 3,009,892.47/1,983.88
6. Step 6: Final answer
   x = 1,517.17