Finding the Fourth Proportional to 2,022.87, 2,789.58 and 1,314.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.87 : 2,789.58 = 1,314.45 : x
2. Step 2: Convert to fraction form
   2,022.87/2,789.58 = 1,314.45/x
3. Step 3: Cross multiply
   2,022.87x = 2,789.58 × 1,314.45
4. Step 4: Simplify right side
   2,022.87x = 3,666,763.43
5. Step 5: Solve for x
   x = 3,666,763.43/2,022.87
6. Step 6: Final answer
   x = 1,812.65