Finding the Fourth Proportional to 8,127.30, 12,194.74 and 3,684.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,127.30 : 12,194.74 = 3,684.18 : x
2. Step 2: Convert to fraction form
   8,127.30/12,194.74 = 3,684.18/x
3. Step 3: Cross multiply
   8,127.30x = 12,194.74 × 3,684.18
4. Step 4: Simplify right side
   8,127.30x = 44,927,617.21
5. Step 5: Solve for x
   x = 44,927,617.21/8,127.30
6. Step 6: Final answer
   x = 5,527.99