Finding the Fourth Proportional to 2,613.50, 3,934.51 and 2,383.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.50 : 3,934.51 = 2,383.86 : x
2. Step 2: Convert to fraction form
   2,613.50/3,934.51 = 2,383.86/x
3. Step 3: Cross multiply
   2,613.50x = 3,934.51 × 2,383.86
4. Step 4: Simplify right side
   2,613.50x = 9,379,321.01
5. Step 5: Solve for x
   x = 9,379,321.01/2,613.50
6. Step 6: Final answer
   x = 3,588.80