Finding the Fourth Proportional to 1,983.48, 2,737.50 and 1,155.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.48 : 2,737.50 = 1,155.48 : x
2. Step 2: Convert to fraction form
   1,983.48/2,737.50 = 1,155.48/x
3. Step 3: Cross multiply
   1,983.48x = 2,737.50 × 1,155.48
4. Step 4: Simplify right side
   1,983.48x = 3,163,126.50
5. Step 5: Solve for x
   x = 3,163,126.50/1,983.48
6. Step 6: Final answer
   x = 1,594.74