Finding the Fourth Proportional to 8,171.60, 12,263.58 and 5,986.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,171.60 : 12,263.58 = 5,986.02 : x
2. Step 2: Convert to fraction form
   8,171.60/12,263.58 = 5,986.02/x
3. Step 3: Cross multiply
   8,171.60x = 12,263.58 × 5,986.02
4. Step 4: Simplify right side
   8,171.60x = 73,410,035.15
5. Step 5: Solve for x
   x = 73,410,035.15/8,171.60
6. Step 6: Final answer
   x = 8,983.56