Finding the Fourth Proportional to 2,304.21, 3,457.32 and 1,208.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.21 : 3,457.32 = 1,208.31 : x
2. Step 2: Convert to fraction form
   2,304.21/3,457.32 = 1,208.31/x
3. Step 3: Cross multiply
   2,304.21x = 3,457.32 × 1,208.31
4. Step 4: Simplify right side
   2,304.21x = 4,177,514.33
5. Step 5: Solve for x
   x = 4,177,514.33/2,304.21
6. Step 6: Final answer
   x = 1,812.99