Finding the Fourth Proportional to 2,645.42, 3,968.54 and 796.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.42 : 3,968.54 = 796.29 : x
2. Step 2: Convert to fraction form
   2,645.42/3,968.54 = 796.29/x
3. Step 3: Cross multiply
   2,645.42x = 3,968.54 × 796.29
4. Step 4: Simplify right side
   2,645.42x = 3,160,104.74
5. Step 5: Solve for x
   x = 3,160,104.74/2,645.42
6. Step 6: Final answer
   x = 1,194.56