Finding the Fourth Proportional to 11,696.86, 16,137.39 and 7,507.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,696.86 : 16,137.39 = 7,507.54 : x
2. Step 2: Convert to fraction form
   11,696.86/16,137.39 = 7,507.54/x
3. Step 3: Cross multiply
   11,696.86x = 16,137.39 × 7,507.54
4. Step 4: Simplify right side
   11,696.86x = 121,152,100.92
5. Step 5: Solve for x
   x = 121,152,100.92/11,696.86
6. Step 6: Final answer
   x = 10,357.66