Finding the Fourth Proportional to 11,479.24, 17,216.83 and 3,157.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,479.24 : 17,216.83 = 3,157.25 : x
2. Step 2: Convert to fraction form
   11,479.24/17,216.83 = 3,157.25/x
3. Step 3: Cross multiply
   11,479.24x = 17,216.83 × 3,157.25
4. Step 4: Simplify right side
   11,479.24x = 54,357,836.52
5. Step 5: Solve for x
   x = 54,357,836.52/11,479.24
6. Step 6: Final answer
   x = 4,735.32