Finding the Fourth Proportional to 3,684.50, 5,084.56 and 2,192.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,684.50 : 5,084.56 = 2,192.40 : x
2. Step 2: Convert to fraction form
   3,684.50/5,084.56 = 2,192.40/x
3. Step 3: Cross multiply
   3,684.50x = 5,084.56 × 2,192.40
4. Step 4: Simplify right side
   3,684.50x = 11,147,389.34
5. Step 5: Solve for x
   x = 11,147,389.34/3,684.50
6. Step 6: Final answer
   x = 3,025.48