Finding the Fourth Proportional to 2,300.04, 3,449.37 and 819

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.04 : 3,449.37 = 819 : x
2. Step 2: Convert to fraction form
   2,300.04/3,449.37 = 819/x
3. Step 3: Cross multiply
   2,300.04x = 3,449.37 × 819
4. Step 4: Simplify right side
   2,300.04x = 2,825,037.10
5. Step 5: Solve for x
   x = 2,825,037.10/2,300.04
6. Step 6: Final answer
   x = 1,228.25