Finding the Fourth Proportional to 11,005.01, 16,469.48 and 6,786.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,005.01 : 16,469.48 = 6,786.59 : x
2. Step 2: Convert to fraction form
   11,005.01/16,469.48 = 6,786.59/x
3. Step 3: Cross multiply
   11,005.01x = 16,469.48 × 6,786.59
4. Step 4: Simplify right side
   11,005.01x = 111,771,504.72
5. Step 5: Solve for x
   x = 111,771,504.72/11,005.01
6. Step 6: Final answer
   x = 10,156.42