Finding the Fourth Proportional to 11,659.84, 16,093.07 and 7,681.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,659.84 : 16,093.07 = 7,681.30 : x
2. Step 2: Convert to fraction form
   11,659.84/16,093.07 = 7,681.30/x
3. Step 3: Cross multiply
   11,659.84x = 16,093.07 × 7,681.30
4. Step 4: Simplify right side
   11,659.84x = 123,615,698.59
5. Step 5: Solve for x
   x = 123,615,698.59/11,659.84
6. Step 6: Final answer
   x = 10,601.83