Finding the Fourth Proportional to 2,642.29, 3,962.25 and 793.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.29 : 3,962.25 = 793.06 : x
2. Step 2: Convert to fraction form
   2,642.29/3,962.25 = 793.06/x
3. Step 3: Cross multiply
   2,642.29x = 3,962.25 × 793.06
4. Step 4: Simplify right side
   2,642.29x = 3,142,292.08
5. Step 5: Solve for x
   x = 3,142,292.08/2,642.29
6. Step 6: Final answer
   x = 1,189.23