Finding the Fourth Proportional to 2,089.09, 3,133.83 and 773.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.09 : 3,133.83 = 773.19 : x
2. Step 2: Convert to fraction form
   2,089.09/3,133.83 = 773.19/x
3. Step 3: Cross multiply
   2,089.09x = 3,133.83 × 773.19
4. Step 4: Simplify right side
   2,089.09x = 2,423,046.02
5. Step 5: Solve for x
   x = 2,423,046.02/2,089.09
6. Step 6: Final answer
   x = 1,159.86