Finding the Fourth Proportional to 8,164.71, 12,247.47 and 2,321.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,164.71 : 12,247.47 = 2,321.73 : x
2. Step 2: Convert to fraction form
   8,164.71/12,247.47 = 2,321.73/x
3. Step 3: Cross multiply
   8,164.71x = 12,247.47 × 2,321.73
4. Step 4: Simplify right side
   8,164.71x = 28,435,318.52
5. Step 5: Solve for x
   x = 28,435,318.52/8,164.71
6. Step 6: Final answer
   x = 3,482.71