Finding the Fourth Proportional to 1,983.47, 2,737.35 and 1,099.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.47 : 2,737.35 = 1,099.36 : x
2. Step 2: Convert to fraction form
   1,983.47/2,737.35 = 1,099.36/x
3. Step 3: Cross multiply
   1,983.47x = 2,737.35 × 1,099.36
4. Step 4: Simplify right side
   1,983.47x = 3,009,333.10
5. Step 5: Solve for x
   x = 3,009,333.10/1,983.47
6. Step 6: Final answer
   x = 1,517.21