Finding the Fourth Proportional to 11,706.72, 17,561.83 and 4,310.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,706.72 : 17,561.83 = 4,310.61 : x
2. Step 2: Convert to fraction form
   11,706.72/17,561.83 = 4,310.61/x
3. Step 3: Cross multiply
   11,706.72x = 17,561.83 × 4,310.61
4. Step 4: Simplify right side
   11,706.72x = 75,702,200.02
5. Step 5: Solve for x
   x = 75,702,200.02/11,706.72
6. Step 6: Final answer
   x = 6,466.56