Finding the Fourth Proportional to 11,342.62, 17,016.16 and 3,947.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,342.62 : 17,016.16 = 3,947.32 : x
2. Step 2: Convert to fraction form
   11,342.62/17,016.16 = 3,947.32/x
3. Step 3: Cross multiply
   11,342.62x = 17,016.16 × 3,947.32
4. Step 4: Simplify right side
   11,342.62x = 67,168,228.69
5. Step 5: Solve for x
   x = 67,168,228.69/11,342.62
6. Step 6: Final answer
   x = 5,921.76