Finding the Fourth Proportional to 1,596.22, 2,391.30 and 773.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,596.22 : 2,391.30 = 773.34 : x
2. Step 2: Convert to fraction form
   1,596.22/2,391.30 = 773.34/x
3. Step 3: Cross multiply
   1,596.22x = 2,391.30 × 773.34
4. Step 4: Simplify right side
   1,596.22x = 1,849,287.94
5. Step 5: Solve for x
   x = 1,849,287.94/1,596.22
6. Step 6: Final answer
   x = 1,158.54