Finding the Fourth Proportional to 11,364.07, 16,959.72 and 10,612.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,364.07 : 16,959.72 = 10,612.09 : x
2. Step 2: Convert to fraction form
   11,364.07/16,959.72 = 10,612.09/x
3. Step 3: Cross multiply
   11,364.07x = 16,959.72 × 10,612.09
4. Step 4: Simplify right side
   11,364.07x = 179,978,075.01
5. Step 5: Solve for x
   x = 179,978,075.01/11,364.07
6. Step 6: Final answer
   x = 15,837.47