Finding the Fourth Proportional to 2,240.02, 3,359.49 and 1,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.02 : 3,359.49 = 1,085.50 : x
2. Step 2: Convert to fraction form
   2,240.02/3,359.49 = 1,085.50/x
3. Step 3: Cross multiply
   2,240.02x = 3,359.49 × 1,085.50
4. Step 4: Simplify right side
   2,240.02x = 3,646,726.40
5. Step 5: Solve for x
   x = 3,646,726.40/2,240.02
6. Step 6: Final answer
   x = 1,627.99