Finding the Fourth Proportional to 2,185.26, 3,270.00 and 1,880.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.26 : 3,270.00 = 1,880.78 : x
2. Step 2: Convert to fraction form
   2,185.26/3,270.00 = 1,880.78/x
3. Step 3: Cross multiply
   2,185.26x = 3,270.00 × 1,880.78
4. Step 4: Simplify right side
   2,185.26x = 6,150,141.20
5. Step 5: Solve for x
   x = 6,150,141.20/2,185.26
6. Step 6: Final answer
   x = 2,814.38