Finding the Fourth Proportional to 11,645.20, 17,456.82 and 5,796.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,645.20 : 17,456.82 = 5,796.28 : x
2. Step 2: Convert to fraction form
   11,645.20/17,456.82 = 5,796.28/x
3. Step 3: Cross multiply
   11,645.20x = 17,456.82 × 5,796.28
4. Step 4: Simplify right side
   11,645.20x = 101,184,616.63
5. Step 5: Solve for x
   x = 101,184,616.63/11,645.20
6. Step 6: Final answer
   x = 8,688.95