Finding the Fourth Proportional to 12,086.55, 18,097.02 and 6,231.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,086.55 : 18,097.02 = 6,231.60 : x
2. Step 2: Convert to fraction form
   12,086.55/18,097.02 = 6,231.60/x
3. Step 3: Cross multiply
   12,086.55x = 18,097.02 × 6,231.60
4. Step 4: Simplify right side
   12,086.55x = 112,773,389.83
5. Step 5: Solve for x
   x = 112,773,389.83/12,086.55
6. Step 6: Final answer
   x = 9,330.49