Finding the Fourth Proportional to 11,283.34, 15,554.76 and 7,915.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,283.34 : 15,554.76 = 7,915.69 : x
2. Step 2: Convert to fraction form
   11,283.34/15,554.76 = 7,915.69/x
3. Step 3: Cross multiply
   11,283.34x = 15,554.76 × 7,915.69
4. Step 4: Simplify right side
   11,283.34x = 123,126,658.18
5. Step 5: Solve for x
   x = 123,126,658.18/11,283.34
6. Step 6: Final answer
   x = 10,912.25