Finding the Fourth Proportional to 2,082.69, 3,122.22 and 1,776.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.69 : 3,122.22 = 1,776.51 : x
2. Step 2: Convert to fraction form
   2,082.69/3,122.22 = 1,776.51/x
3. Step 3: Cross multiply
   2,082.69x = 3,122.22 × 1,776.51
4. Step 4: Simplify right side
   2,082.69x = 5,546,655.05
5. Step 5: Solve for x
   x = 5,546,655.05/2,082.69
6. Step 6: Final answer
   x = 2,663.22