Finding the Fourth Proportional to 16,196.12, 24,296.94 and 7,431.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.12 : 24,296.94 = 7,431.78 : x
2. Step 2: Convert to fraction form
   16,196.12/24,296.94 = 7,431.78/x
3. Step 3: Cross multiply
   16,196.12x = 24,296.94 × 7,431.78
4. Step 4: Simplify right side
   16,196.12x = 180,569,512.75
5. Step 5: Solve for x
   x = 180,569,512.75/16,196.12
6. Step 6: Final answer
   x = 11,148.94