Finding the Fourth Proportional to 4,080.00, 5,630.37 and 2,311.60

Step by Step Solution

1. Step 1: Write the proportion equation
   4,080.00 : 5,630.37 = 2,311.60 : x
2. Step 2: Convert to fraction form
   4,080.00/5,630.37 = 2,311.60/x
3. Step 3: Cross multiply
   4,080.00x = 5,630.37 × 2,311.60
4. Step 4: Simplify right side
   4,080.00x = 13,015,135.14
5. Step 5: Solve for x
   x = 13,015,135.14/4,080.00
6. Step 6: Final answer
   x = 3,189.99