Finding the Fourth Proportional to 9,731.07, 14,601.47 and 8,441.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,731.07 : 14,601.47 = 8,441.55 : x
2. Step 2: Convert to fraction form
   9,731.07/14,601.47 = 8,441.55/x
3. Step 3: Cross multiply
   9,731.07x = 14,601.47 × 8,441.55
4. Step 4: Simplify right side
   9,731.07x = 123,258,996.87
5. Step 5: Solve for x
   x = 123,258,996.87/9,731.07
6. Step 6: Final answer
   x = 12,666.54