Finding the Fourth Proportional to 11,665.97, 16,099.04 and 7,474.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,665.97 : 16,099.04 = 7,474.22 : x
2. Step 2: Convert to fraction form
   11,665.97/16,099.04 = 7,474.22/x
3. Step 3: Cross multiply
   11,665.97x = 16,099.04 × 7,474.22
4. Step 4: Simplify right side
   11,665.97x = 120,327,648.88
5. Step 5: Solve for x
   x = 120,327,648.88/11,665.97
6. Step 6: Final answer
   x = 10,314.42