Finding the Fourth Proportional to 11,109.34, 16,655.78 and 6,725.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,109.34 : 16,655.78 = 6,725.76 : x
2. Step 2: Convert to fraction form
   11,109.34/16,655.78 = 6,725.76/x
3. Step 3: Cross multiply
   11,109.34x = 16,655.78 × 6,725.76
4. Step 4: Simplify right side
   11,109.34x = 112,022,778.89
5. Step 5: Solve for x
   x = 112,022,778.89/11,109.34
6. Step 6: Final answer
   x = 10,083.66