Finding the Fourth Proportional to 11,095, 16,653.90 and 8,656.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,095 : 16,653.90 = 8,656.48 : x
2. Step 2: Convert to fraction form
   11,095/16,653.90 = 8,656.48/x
3. Step 3: Cross multiply
   11,095x = 16,653.90 × 8,656.48
4. Step 4: Simplify right side
   11,095x = 144,164,152.27
5. Step 5: Solve for x
   x = 144,164,152.27/11,095
6. Step 6: Final answer
   x = 12,993.61