Finding the Fourth Proportional to 1,447.31, 1,995.67 and 1,048.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447.31 : 1,995.67 = 1,048.18 : x
2. Step 2: Convert to fraction form
   1,447.31/1,995.67 = 1,048.18/x
3. Step 3: Cross multiply
   1,447.31x = 1,995.67 × 1,048.18
4. Step 4: Simplify right side
   1,447.31x = 2,091,825.19
5. Step 5: Solve for x
   x = 2,091,825.19/1,447.31
6. Step 6: Final answer
   x = 1,445.32