Finding the Fourth Proportional to 8,164.29, 12,242.79 and 3,783

Step by Step Solution

1. Step 1: Write the proportion equation
   8,164.29 : 12,242.79 = 3,783 : x
2. Step 2: Convert to fraction form
   8,164.29/12,242.79 = 3,783/x
3. Step 3: Cross multiply
   8,164.29x = 12,242.79 × 3,783
4. Step 4: Simplify right side
   8,164.29x = 46,314,474.57
5. Step 5: Solve for x
   x = 46,314,474.57/8,164.29
6. Step 6: Final answer
   x = 5,672.81