Finding the Fourth Proportional to 11,653.35, 16,075.31 and 6,936.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,653.35 : 16,075.31 = 6,936.72 : x
2. Step 2: Convert to fraction form
   11,653.35/16,075.31 = 6,936.72/x
3. Step 3: Cross multiply
   11,653.35x = 16,075.31 × 6,936.72
4. Step 4: Simplify right side
   11,653.35x = 111,509,889.70
5. Step 5: Solve for x
   x = 111,509,889.70/11,653.35
6. Step 6: Final answer
   x = 9,568.91