Finding the Fourth Proportional to 1,445.95, 1,996.41 and 1,109.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445.95 : 1,996.41 = 1,109.27 : x
2. Step 2: Convert to fraction form
   1,445.95/1,996.41 = 1,109.27/x
3. Step 3: Cross multiply
   1,445.95x = 1,996.41 × 1,109.27
4. Step 4: Simplify right side
   1,445.95x = 2,214,556.58
5. Step 5: Solve for x
   x = 2,214,556.58/1,445.95
6. Step 6: Final answer
   x = 1,531.56