Finding the Fourth Proportional to 11,740.42, 17,613.24 and 3,949

Step by Step Solution

1. Step 1: Write the proportion equation
   11,740.42 : 17,613.24 = 3,949 : x
2. Step 2: Convert to fraction form
   11,740.42/17,613.24 = 3,949/x
3. Step 3: Cross multiply
   11,740.42x = 17,613.24 × 3,949
4. Step 4: Simplify right side
   11,740.42x = 69,554,684.76
5. Step 5: Solve for x
   x = 69,554,684.76/11,740.42
6. Step 6: Final answer
   x = 5,924.38