Finding the Fourth Proportional to 3,933.25, 5,427.82 and 2,164.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933.25 : 5,427.82 = 2,164.82 : x
2. Step 2: Convert to fraction form
   3,933.25/5,427.82 = 2,164.82/x
3. Step 3: Cross multiply
   3,933.25x = 5,427.82 × 2,164.82
4. Step 4: Simplify right side
   3,933.25x = 11,750,253.29
5. Step 5: Solve for x
   x = 11,750,253.29/3,933.25
6. Step 6: Final answer
   x = 2,987.42