Finding the Fourth Proportional to 11,147.49, 16,722.15 and 5,597.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,147.49 : 16,722.15 = 5,597.98 : x
2. Step 2: Convert to fraction form
   11,147.49/16,722.15 = 5,597.98/x
3. Step 3: Cross multiply
   11,147.49x = 16,722.15 × 5,597.98
4. Step 4: Simplify right side
   11,147.49x = 93,610,198.46
5. Step 5: Solve for x
   x = 93,610,198.46/11,147.49
6. Step 6: Final answer
   x = 8,397.42