Finding the Fourth Proportional to 11,653.05, 16,087.17 and 7,896.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,653.05 : 16,087.17 = 7,896.07 : x
2. Step 2: Convert to fraction form
   11,653.05/16,087.17 = 7,896.07/x
3. Step 3: Cross multiply
   11,653.05x = 16,087.17 × 7,896.07
4. Step 4: Simplify right side
   11,653.05x = 127,025,420.42
5. Step 5: Solve for x
   x = 127,025,420.42/11,653.05
6. Step 6: Final answer
   x = 10,900.62