Finding the Fourth Proportional to 1,340.52, 1,849.89 and 843.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.52 : 1,849.89 = 843.48 : x
2. Step 2: Convert to fraction form
   1,340.52/1,849.89 = 843.48/x
3. Step 3: Cross multiply
   1,340.52x = 1,849.89 × 843.48
4. Step 4: Simplify right side
   1,340.52x = 1,560,345.22
5. Step 5: Solve for x
   x = 1,560,345.22/1,340.52
6. Step 6: Final answer
   x = 1,163.99