Finding the Fourth Proportional to 2,624.96, 3,933.60 and 1,324.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.96 : 3,933.60 = 1,324.48 : x
2. Step 2: Convert to fraction form
   2,624.96/3,933.60 = 1,324.48/x
3. Step 3: Cross multiply
   2,624.96x = 3,933.60 × 1,324.48
4. Step 4: Simplify right side
   2,624.96x = 5,209,974.53
5. Step 5: Solve for x
   x = 5,209,974.53/2,624.96
6. Step 6: Final answer
   x = 1,984.78