Finding the Fourth Proportional to 2,089.02, 2,883.57 and 1,205.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.02 : 2,883.57 = 1,205.18 : x
2. Step 2: Convert to fraction form
   2,089.02/2,883.57 = 1,205.18/x
3. Step 3: Cross multiply
   2,089.02x = 2,883.57 × 1,205.18
4. Step 4: Simplify right side
   2,089.02x = 3,475,206.47
5. Step 5: Solve for x
   x = 3,475,206.47/2,089.02
6. Step 6: Final answer
   x = 1,663.56