Finding the Fourth Proportional to 10,817.98, 16,194.09 and 6,925.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,817.98 : 16,194.09 = 6,925.12 : x
2. Step 2: Convert to fraction form
   10,817.98/16,194.09 = 6,925.12/x
3. Step 3: Cross multiply
   10,817.98x = 16,194.09 × 6,925.12
4. Step 4: Simplify right side
   10,817.98x = 112,146,016.54
5. Step 5: Solve for x
   x = 112,146,016.54/10,817.98
6. Step 6: Final answer
   x = 10,366.63