Finding the Fourth Proportional to 2,043.50, 3,062.55 and 810.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.50 : 3,062.55 = 810.23 : x
2. Step 2: Convert to fraction form
   2,043.50/3,062.55 = 810.23/x
3. Step 3: Cross multiply
   2,043.50x = 3,062.55 × 810.23
4. Step 4: Simplify right side
   2,043.50x = 2,481,365.84
5. Step 5: Solve for x
   x = 2,481,365.84/2,043.50
6. Step 6: Final answer
   x = 1,214.28