Finding the Fourth Proportional to 9,086.18, 13,610.12 and 4,159.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,086.18 : 13,610.12 = 4,159.96 : x
2. Step 2: Convert to fraction form
   9,086.18/13,610.12 = 4,159.96/x
3. Step 3: Cross multiply
   9,086.18x = 13,610.12 × 4,159.96
4. Step 4: Simplify right side
   9,086.18x = 56,617,554.80
5. Step 5: Solve for x
   x = 56,617,554.80/9,086.18
6. Step 6: Final answer
   x = 6,231.17