Finding the Fourth Proportional to 11,719.44, 17,580.24 and 3,399.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,719.44 : 17,580.24 = 3,399.12 : x
2. Step 2: Convert to fraction form
   11,719.44/17,580.24 = 3,399.12/x
3. Step 3: Cross multiply
   11,719.44x = 17,580.24 × 3,399.12
4. Step 4: Simplify right side
   11,719.44x = 59,757,345.39
5. Step 5: Solve for x
   x = 59,757,345.39/11,719.44
6. Step 6: Final answer
   x = 5,098.99