Finding the Fourth Proportional to 11,042.34, 16,500.41 and 8,395.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,042.34 : 16,500.41 = 8,395.30 : x
2. Step 2: Convert to fraction form
   11,042.34/16,500.41 = 8,395.30/x
3. Step 3: Cross multiply
   11,042.34x = 16,500.41 × 8,395.30
4. Step 4: Simplify right side
   11,042.34x = 138,525,892.07
5. Step 5: Solve for x
   x = 138,525,892.07/11,042.34
6. Step 6: Final answer
   x = 12,544.98