Finding the Fourth Proportional to 11,196.48, 16,797.42 and 7,915.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,196.48 : 16,797.42 = 7,915.98 : x
2. Step 2: Convert to fraction form
   11,196.48/16,797.42 = 7,915.98/x
3. Step 3: Cross multiply
   11,196.48x = 16,797.42 × 7,915.98
4. Step 4: Simplify right side
   11,196.48x = 132,968,040.77
5. Step 5: Solve for x
   x = 132,968,040.77/11,196.48
6. Step 6: Final answer
   x = 11,875.88