Finding the Fourth Proportional to 11,706.63, 17,559.94 and 3,498.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,706.63 : 17,559.94 = 3,498.63 : x
2. Step 2: Convert to fraction form
   11,706.63/17,559.94 = 3,498.63/x
3. Step 3: Cross multiply
   11,706.63x = 17,559.94 × 3,498.63
4. Step 4: Simplify right side
   11,706.63x = 61,435,732.88
5. Step 5: Solve for x
   x = 61,435,732.88/11,706.63
6. Step 6: Final answer
   x = 5,247.94