Finding the Fourth Proportional to 2,338.69, 3,510.56 and 2,080.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,338.69 : 3,510.56 = 2,080.34 : x
2. Step 2: Convert to fraction form
   2,338.69/3,510.56 = 2,080.34/x
3. Step 3: Cross multiply
   2,338.69x = 3,510.56 × 2,080.34
4. Step 4: Simplify right side
   2,338.69x = 7,303,147.99
5. Step 5: Solve for x
   x = 7,303,147.99/2,338.69
6. Step 6: Final answer
   x = 3,122.76