Finding the Fourth Proportional to 11,604.30, 17,405.58 and 3,706.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,604.30 : 17,405.58 = 3,706.49 : x
2. Step 2: Convert to fraction form
   11,604.30/17,405.58 = 3,706.49/x
3. Step 3: Cross multiply
   11,604.30x = 17,405.58 × 3,706.49
4. Step 4: Simplify right side
   11,604.30x = 64,513,665.63
5. Step 5: Solve for x
   x = 64,513,665.63/11,604.30
6. Step 6: Final answer
   x = 5,559.46