Finding the Fourth Proportional to 3,932.18, 5,426.75 and 2,338.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,932.18 : 5,426.75 = 2,338.03 : x
2. Step 2: Convert to fraction form
   3,932.18/5,426.75 = 2,338.03/x
3. Step 3: Cross multiply
   3,932.18x = 5,426.75 × 2,338.03
4. Step 4: Simplify right side
   3,932.18x = 12,687,904.30
5. Step 5: Solve for x
   x = 12,687,904.30/3,932.18
6. Step 6: Final answer
   x = 3,226.68