Finding the Fourth Proportional to 11,605.05, 17,406.71 and 3,707.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,605.05 : 17,406.71 = 3,707.24 : x
2. Step 2: Convert to fraction form
   11,605.05/17,406.71 = 3,707.24/x
3. Step 3: Cross multiply
   11,605.05x = 17,406.71 × 3,707.24
4. Step 4: Simplify right side
   11,605.05x = 64,530,876.56
5. Step 5: Solve for x
   x = 64,530,876.56/11,605.05
6. Step 6: Final answer
   x = 5,560.59