Finding the Fourth Proportional to 12,081.98, 16,679.04 and 10,817.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.98 : 16,679.04 = 10,817.96 : x
2. Step 2: Convert to fraction form
   12,081.98/16,679.04 = 10,817.96/x
3. Step 3: Cross multiply
   12,081.98x = 16,679.04 × 10,817.96
4. Step 4: Simplify right side
   12,081.98x = 180,433,165.34
5. Step 5: Solve for x
   x = 180,433,165.34/12,081.98
6. Step 6: Final answer
   x = 14,934.07