Finding the Fourth Proportional to 2,445.09, 3,668.37 and 885.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.09 : 3,668.37 = 885.82 : x
2. Step 2: Convert to fraction form
   2,445.09/3,668.37 = 885.82/x
3. Step 3: Cross multiply
   2,445.09x = 3,668.37 × 885.82
4. Step 4: Simplify right side
   2,445.09x = 3,249,515.51
5. Step 5: Solve for x
   x = 3,249,515.51/2,445.09
6. Step 6: Final answer
   x = 1,329.00