Finding the Fourth Proportional to 11,613.29, 17,427.24 and 4,949.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,613.29 : 17,427.24 = 4,949.78 : x
2. Step 2: Convert to fraction form
   11,613.29/17,427.24 = 4,949.78/x
3. Step 3: Cross multiply
   11,613.29x = 17,427.24 × 4,949.78
4. Step 4: Simplify right side
   11,613.29x = 86,261,004.01
5. Step 5: Solve for x
   x = 86,261,004.01/11,613.29
6. Step 6: Final answer
   x = 7,427.78