Finding the Fourth Proportional to 9,606.89, 14,409.82 and 3,686.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,606.89 : 14,409.82 = 3,686.61 : x
2. Step 2: Convert to fraction form
   9,606.89/14,409.82 = 3,686.61/x
3. Step 3: Cross multiply
   9,606.89x = 14,409.82 × 3,686.61
4. Step 4: Simplify right side
   9,606.89x = 53,123,424.42
5. Step 5: Solve for x
   x = 53,123,424.42/9,606.89
6. Step 6: Final answer
   x = 5,529.72