Finding the Fourth Proportional to 3,963.33, 5,943.25 and 1,189.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,963.33 : 5,943.25 = 1,189.48 : x
2. Step 2: Convert to fraction form
   3,963.33/5,943.25 = 1,189.48/x
3. Step 3: Cross multiply
   3,963.33x = 5,943.25 × 1,189.48
4. Step 4: Simplify right side
   3,963.33x = 7,069,344.32
5. Step 5: Solve for x
   x = 7,069,344.32/3,963.33
6. Step 6: Final answer
   x = 1,783.69