Finding the Fourth Proportional to 11,635.56, 16,057.89 and 7,099.97

Step by Step Solution

1. Step 1: Write the proportion equation
   11,635.56 : 16,057.89 = 7,099.97 : x
2. Step 2: Convert to fraction form
   11,635.56/16,057.89 = 7,099.97/x
3. Step 3: Cross multiply
   11,635.56x = 16,057.89 × 7,099.97
4. Step 4: Simplify right side
   11,635.56x = 114,010,456.97
5. Step 5: Solve for x
   x = 114,010,456.97/11,635.56
6. Step 6: Final answer
   x = 9,798.45