Finding the Fourth Proportional to 2,379.52, 3,283.50 and 1,317.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.52 : 3,283.50 = 1,317.16 : x
2. Step 2: Convert to fraction form
   2,379.52/3,283.50 = 1,317.16/x
3. Step 3: Cross multiply
   2,379.52x = 3,283.50 × 1,317.16
4. Step 4: Simplify right side
   2,379.52x = 4,324,894.86
5. Step 5: Solve for x
   x = 4,324,894.86/2,379.52
6. Step 6: Final answer
   x = 1,817.55