Finding the Fourth Proportional to 1,995.30, 2,753.46 and 1,111.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995.30 : 2,753.46 = 1,111.05 : x
2. Step 2: Convert to fraction form
   1,995.30/2,753.46 = 1,111.05/x
3. Step 3: Cross multiply
   1,995.30x = 2,753.46 × 1,111.05
4. Step 4: Simplify right side
   1,995.30x = 3,059,231.73
5. Step 5: Solve for x
   x = 3,059,231.73/1,995.30
6. Step 6: Final answer
   x = 1,533.22