Finding the Fourth Proportional to 12,331.98, 17,027.82 and 8,085.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,331.98 : 17,027.82 = 8,085.96 : x
2. Step 2: Convert to fraction form
   12,331.98/17,027.82 = 8,085.96/x
3. Step 3: Cross multiply
   12,331.98x = 17,027.82 × 8,085.96
4. Step 4: Simplify right side
   12,331.98x = 137,686,271.41
5. Step 5: Solve for x
   x = 137,686,271.41/12,331.98
6. Step 6: Final answer
   x = 11,164.98