Finding the Fourth Proportional to 9,665.43, 14,493.99 and 5,507.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665.43 : 14,493.99 = 5,507.37 : x
2. Step 2: Convert to fraction form
   9,665.43/14,493.99 = 5,507.37/x
3. Step 3: Cross multiply
   9,665.43x = 14,493.99 × 5,507.37
4. Step 4: Simplify right side
   9,665.43x = 79,823,765.71
5. Step 5: Solve for x
   x = 79,823,765.71/9,665.43
6. Step 6: Final answer
   x = 8,258.69