Finding the Fourth Proportional to 11,608.52, 17,406.25 and 3,709.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,608.52 : 17,406.25 = 3,709.18 : x
2. Step 2: Convert to fraction form
   11,608.52/17,406.25 = 3,709.18/x
3. Step 3: Cross multiply
   11,608.52x = 17,406.25 × 3,709.18
4. Step 4: Simplify right side
   11,608.52x = 64,562,914.38
5. Step 5: Solve for x
   x = 64,562,914.38/11,608.52
6. Step 6: Final answer
   x = 5,561.68