Finding the Fourth Proportional to 2,082.69, 2,873.61 and 1,296.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.69 : 2,873.61 = 1,296.18 : x
2. Step 2: Convert to fraction form
   2,082.69/2,873.61 = 1,296.18/x
3. Step 3: Cross multiply
   2,082.69x = 2,873.61 × 1,296.18
4. Step 4: Simplify right side
   2,082.69x = 3,724,715.81
5. Step 5: Solve for x
   x = 3,724,715.81/2,082.69
6. Step 6: Final answer
   x = 1,788.42