Finding the Fourth Proportional to 2,642.32, 3,962.32 and 793.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.32 : 3,962.32 = 793.07 : x
2. Step 2: Convert to fraction form
   2,642.32/3,962.32 = 793.07/x
3. Step 3: Cross multiply
   2,642.32x = 3,962.32 × 793.07
4. Step 4: Simplify right side
   2,642.32x = 3,142,412.47
5. Step 5: Solve for x
   x = 3,142,412.47/2,642.32
6. Step 6: Final answer
   x = 1,189.26