Finding the Fourth Proportional to 12,196.76, 16,845.54 and 9,575.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.76 : 16,845.54 = 9,575.48 : x
2. Step 2: Convert to fraction form
   12,196.76/16,845.54 = 9,575.48/x
3. Step 3: Cross multiply
   12,196.76x = 16,845.54 × 9,575.48
4. Step 4: Simplify right side
   12,196.76x = 161,304,131.36
5. Step 5: Solve for x
   x = 161,304,131.36/12,196.76
6. Step 6: Final answer
   x = 13,225.16